IQ scores are collected from a sample of 36 students
at a large university. The scores are summarized in
the histogram below.


Which of the following statements is true of the mean
and median?

O The mean is equal to the median IQ.

O The mean is less than the median IQ

O The mean is greater than the median IQ.

O It cannot be determined because we cannot tell the
exact values of the IQ scores in the sample.

IQ Scores Are Collected From A Sample Of 36 Studentsat A Large University. The Scores Are Summarized

Answers

Answer 1

Answer: The mean is less than the median IQ

Step-by-step explanation:

When a distribution is skewed left (there is an obvious tail going in the left direction, which is true in this case), then the mean is drawn down because it is not resistant to any outliers, or unusual data points.

The median, however, is resistant to outliers and will not move as much.

Therefore, the mean will be less than the median.

Answer 2
Final answer:

The relationship between the mean and median of a data set is determined by whether the data is symmetrically distributed, positively skewed, or negatively skewed. However, without a visual representation or specific values, we cannot definitively compare the mean and median of the IQ scores.

Explanation:

In order to determine the relationship between the mean and the median of a data set, we need to know the nature of its distribution. If the data is symmetrically distributed, the mean and the median will be equal. If the data is positively skewed (has a long right tail), the mean will be larger than the median. If the data is negatively skewed (has a long left tail), the mean will be less than the median.

However, in the absence of the actual histogram in your question, the correct answer would be 'It cannot be determined because we cannot tell the exact values of the IQ scores in the sample.' This is because without a visual representation or specific values, we cannot determine the distribution's skewness, and by extension, cannot compare the mean and median.

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Related Questions

What is the meaning of asymptote of a function?

Answers

An asymptote of a function is a line that the graph of the function gets closer and closer to, but never touches. It is an approaching line that has a fixed slope.

An asymptote of a function is a line that the graph of the function gets closer and closer to, but never touches. It is an approaching line that has a fixed slope. Asymptotes are used to determine the behavior of a function as it approaches infinity or negative infinity. They can be used to help visualize the behavior of the function in the large and small limits. Asymptotes can be either horizontal or vertical. A horizontal asymptote is a line that the graph of the function approaches as it approaches positive or negative infinity, and a vertical asymptote is a line that the graph of the function approaches as it approaches either the positive or negative x-axis. Asymptotes can also be used to describe the behavior of a function near a local minimum or maximum. Asymptotes can be found by looking at the degree and leading coefficient of a polynomial, or by analyzing the behavior of the function at different points.

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There are 52800 fans at a football match between Rovers and City. 37% of the fans support Rovers. How many fans at the match support City?
Total Fans = 52800
Total fans supporting Rovers = 37%

Answers

Answer: City fans = 33,264 fans

because City fans percentage = 100% - 37% = 63%

Multiplier = 0.63 (63/100)

So City fans = 0.63 x 52800 = 33,264

Hope this helps!

Answer:

Step-by-step explanation:

To find out how many fans at the match support City, we first need to find out how many fans support Rovers. We can do this by multiplying the total number of fans by the percentage of fans who support Rovers:

Total fans supporting Rovers = 52800 fans * 37% = 19296 fans

Since the total number of fans at the match is 52800, and 19296 of those fans support Rovers, then the number of fans who support City is:

Total fans supporting City = 52800 fans - 19296 fans = 33504 fans

Therefore, there are 33504 fans at the match who support City.

-3(-4x + 5) = [?]x -[ ]

rewrite using the distributive property

Answers

Answer:

12x -15

Step-by-step explanation:

-3(-4x + 5)

Distribute the -3 to each term inside the parentheses

-3 * -4x + -3 *5

12x -15

How do you write 2x 3y 12 in slope intercept form?

Answers

The required equation in the slope-intercept form is y = 2/3x - 4.

What is slope intercept form?

Y = MX + b, where m denotes the slope and b the y-intercept, is how the equation of the line is expressed in the slope-intercept form.

We can see that the slope of the line in our equation, y = 6x + 2, is 6.

So, we have the equation:

2x − 3y = 12

To represent the equation in the slope-intercept form:

First, remove 2x from both sides of the equation to move the independent variable (x) to the right side of the equation.
2x − 3y − 2x = 12 − 2x

− 3y = 12 − 2x

The dependent variable is the only component of the left side of the equation, as seen in the generic equation of a line in slope intercept form, whereas the independent variable and constant are both present on the right side of the equation.

The result of multiplying by 1 and dividing by 3 into both sides of the equation is:

-1 * -3y/3 = -1 * (12 - 2x)/3

y = 2/3x - 12/3

y = 2/3x - 4

Therefore, the required equation in the slope-intercept form is y = 2/3x - 4.

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How do you find when a function is increasing at the greatest rate?

Answers

The slope of the function may be found by differentiating it. Finding the derivative's maxima will show where the function is rising at the fastest pace as slope is defined as the rate of change.

What is Maxima and Minima ?

The slope of the function may be found by differentiating it. Finding the derivative's maxima will show where the function is rising at the fastest pace as slope is defined as the rate of change.

The curve of a function has peaks and troughs called maxima and minima. A function may have any number of peaks and minima. Calculus allows us to determine any function's maximum and lowest values without ever consulting the function's graph. Maxima will be the curve's highest point within the specified range, while minima will be its lowest.

The curve of a function has peaks and troughs called maxima and minima. A function may have any number of peaks and minima. Calculus allows us to determine any function's maximum and lowest values without ever consulting the function's graph. Maxima will be the curve's highest point within the specified range, while minima will be its lowest.

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Which is the standard form of linear equation in two variables y 4?

Answers

The standard form of linear equation in two variables is Ax + By = C.

The standard form of linear equation in two variables is Ax + By = C, where A, B and C are constants and A and B are not both zero. This equation can be used to represent a line on a graph, which can be found by plotting any two points that satisfy the equation.

To calculate the equation of a line in standard form, first identify two points on the line. For example, point (x1, y1) and point (x2, y2). Then, calculate the slope of the line using the formula m = (y2 - y1) / (x2 - x1). The slope determines the constants A and B for the equation. A = m and B = -1. Finally, calculate the constant C by substituting one of the two points into the equation. C = Ax1 + By1.

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How do you know if the graph has a hole or vertical asymptote?

Answers

A hole in a graph appears as a break in the graph line, while a vertical asymptote appears as a line segment that the graph approaches but never crosses.

A hole in a graph appears as a break in the graph line; it's the point where the graph does not exist. Typically, the x-value of this point is the x-coordinate of the hole. To find out if there is a hole, you need to see if the graph is continuous and check to see if there is a break in the graph line.A vertical asymptote appears as a line segment that the graph approaches but never crosses. This occurs when the function value approaches positive or negative infinity. To find out if there is a vertical asymptote, you need to look at the function and see if it is undefined at any particular x-value. If it is, then there is a vertical asymptote.

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Is divisible by 3 yes or no?

Answers

No, using divisibility test we find that 3194 is not divisible by 3.

What is divisibility test of 3?

According to the rule of three, if a whole number's digit sum is a multiple of three, the original number is also divisible by three. It is simple to determine if a lower number is divisible by 3 or not using the three-digit multiplication table or skip counting by three (beginning at 0 and adding 3). Without actually dividing larger numbers, we can determine if they are entirely divisible by three or not.

If a whole number's digit sum is a multiple of three or precisely divisible by three, it is said to be divisible by three.

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this question is incomplete, the complete question is

3194 is divisible by 3 yes or no?

LO. Gabe has 60 coins consisting of quarters and dimes.
The combined value of the coins is $9.45.
How many
quarters and dimes does Gabe have?

Answers

Let x = the number of quarters
Then 60 - x = the number of dimes

.25x + .1(60-x) = 9.45 - number of quarters times their money value plus the number of dimes times their money value equals the total amount of money.

Solve for x

.25x + 6 - .1x = 9.45


.15x = 3.45

x = 23 - number of quarters

60 - x = number of dimes

60 - 23
37 - dimes

What is square root of 1 called?

Answers

Answer:

1

Step-by-step explanation:

The square root of 1 is called 1.

In mathematics, the square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 4 is 2, because 2 x 2 = 4. The square root of 9 is 3, because 3 x 3 = 9.

The square root of 1 is 1, because 1 x 1 = 1. Therefore, the square root of 1 is simply called 1.

What is the slope of the function 4x 2y =- 10?

Answers

The slope of the given function 4x + 2y = -10 is equal to -2.

As given in the question,

Given function is equal to 4x + 2y = -10

Standard form  of the equation in slope intercept form is given by :

y = mx  + c

'm' is the slope of the function

'c' is the value of y-intercept.

Now simplify the given function in standard form we have,

4x + 2y = -10

⇒2y = -4x -10

⇒ y = (-4x -10 ) / 2

⇒ y = -2x - 5

Compare with the standard form we get,

Slope of the function m = -2.

Therefore, the slope of the given function 4x + 2y = -10 is given by m = -2.

The given question is incomplete , the complete question is:

What is the slope of the function 4x + 2y =- 10?

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The salaries of the employees at four companies are summarized below. Answer the questions about them
Company A: The range of salaries is $60,000 and the mean salary is $41,000.
Company B: The range of salaries is $53,000 and the mean salary is $39,000.
Company C: The range of salaries is $54,000 and the mean salary is $47,000.
Company D: The range of salaries is $58,000 and the mean salary is $38,000.
(a) Based on the information above, which company's salaries have the most variability?
a: Company A
b:Company B
c:Company C
d:Company D
(b) Based on the information
above, which company has the lowest salaries on average?
a:Company B
b:Company A
c:Company C
d:Company D

Answers

Part (a)

Company A has the most variability because it has the m greatest range.

Part (b)

Company B has the lowest salaries on average since they have the smallest mean salary.

The following table shows the values of y for different values of x:

x

y

0

0

1

0

2

4

Which statement best explains whether the table represents a linear function or a nonlinear function?

Group of answer choices

It represents a linear function because its points are not on a straight line.

It represents a nonlinear function because its points are not on a straight line.

It represents a linear function because its points are on a straight line.

It represents a nonlinear function because its points are on a straight line.

Answers

Option B. It represents a nonlinear function because its points are not on a straight line.

What is linear and non-linear functions?

When plotted on a graph, a linear function produces a straight line. Therefore, any non-linear functions are those that are functions. The quickest way to tell if a function is linear or non-linear is probably by graphing it, but we can also tell if a function is linear by looking at its input/output table or equation.

If A(0, 0), B(1, 0) and C(2, 4).

We know that,

If point A,B and C are on a straight line then the slope of AB must be equal to the slope of AC

The formula to calculate the slope between two points is equal to

[tex]m = \frac{y_2-y_1}{x_2-x_1}[/tex]

Find the slope AB

A(0, 0) and B(1, 0)

[tex]m = \frac{0-0}{1-0} = 0[/tex]

Find the slope AC

A(0, 0) and C(2, 4)

[tex]m = \frac{2-0}{4-0} = \frac{1}{2}[/tex]

Slope of AB ≠ Slope of AC

Points A, B and C are not on a straight line.

Hence, it represents a nonlinear function because its points are not on a straight line.

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What type of function is f/x )= x?

Answers

The domain and scope of the identity function are the same. Equation for the identity function is  f(x) = x, or y = x.

What is function?

An statement, rule, or law in mathematics that specifies the connection between an independent variable and a dependent variable (the dependent variable). A relationship between a group of inputs and one output each is referred to as a function. In plain English, a function is an association between inputs in which each input is connected to precisely one output. Y=X2 is an illustration of this. You only receive one output for y if you enter anything for x. The fact that x is the input value leads us to argue that y is a function of x.

identity function are the same.

Equation for the identity function is

f(x) = x, or y = x.

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The number of y of Salmonella cells on an egg after t minutes is y=a(4.7)^t/45 , where a is the initial number of cells. By what percent does the number of Salmonella cells increase each minute?

Answers

3.5% percent does the number of Salmonella cells increase each minutes when y = a(4.7[tex])^{t/45}[/tex].

Given that,

The number of y of Salmonella cells on an egg after t minutes is

y = a(4.7[tex])^{t/45}[/tex]

Here,

y is the number of salmonella cells.

a is the initial number of cells.

t is the time in minutes.

We have to find what percent does the number of Salmonella cells increase each minutes.

We know that,

Take the original function,

y = a(4.7[tex])^{t/45}[/tex]

Take the power of proportionality

y = [a(4.7[tex])^{1/45}]^{t}[/tex]

Evaluating the power

y = [a(4.7[tex])^{1/45}]^{t}[/tex]

y = a(1.035[tex])^{t}[/tex]

y = a(1-0.035[tex])^{t}[/tex]

Therefore, 3.5% percent does the number of Salmonella cells increase each minutes when y = a(4.7[tex])^{t/45}[/tex].

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The figure is made of a rectangle and a half of a circle find the perimeter of the figure to the nearest tenth . Use 3.14 for pi . Also Please show ur work Bc I have too !!

Answers

The perimeter of the figure as shown in the diagram is 60.84 m.

What is perimeter?

Perimeter is the total distance around an object.

To calculate the perimeter of the figure, we use the formula below.

Formula:

P = 2L+W+Wπ/2.............. Equation 1

Where:

P = Perimeter of the figureL = Length of the figureW = Width of the figure

From the question,

Given:

L = 15 mW = 12 mπ = 3.14

Substitute these values into equation 1

P = (15×2)+12+(12×3.14/2)P = 30+12+18.84P = 60.84 m

Hence, the perimeter of the figure is 60.84 m.

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5/3X + 1/3X = 13 1/3+8/3X

Answers

The value of x in the equation 5/3x + 1/3x = 13⅓ + 8/3x is calculated as: x = -20.

How to Solve an Equation?

To solve an equation is to find the value of the variable by isolating it in such a way that it is moved to one side of the equation.

Given the equation, 5/3x + 1/3x = 13⅓ + 8/3x, to solve this equation, we need to find the value of x by isolating the variable x to one side.

Follow the steps below:

5/3x + 1/3x = 40/3 + 8/3x

2x = 40/3 + 8/3x

Substract both sides by 8/3x:

2x - 8/3x = 40/3 + 8/3x - 8/3x

-2/3x = 40/3

Multiply both sides by -3/2:

-2/3x × -3/2 = 40/3 × -3/2

x = -120/6

x = -20

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i have no clue what i’m supposed to do

Answers

General guidance

Good bye

Tara picks out 4 paint colors (beige, blue, green, and gray) to paint 4 rooms in her house (living room, dining room, main bedroom, and kitchen). The probability that Tara first paints her bedroom green is .

Answers

The probability that Tara first paints her bedroom green is 1/16.

What is the probability that Tara first paints her bedroom green?

Probability is the occurence of likely events. It is the area of mathematics that deals with numerical estimates of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1.

In this case, Tara picks out 4 paint colors (beige, blue, green, and gray) to paint 4 rooms in her house (living room, dining room, main bedroom, and kitchen).

The probability of painting bedroom = 1/4

The probability of picking green = 1/4

Therefore, the probability that Tara first paints her bedroom green is:

P(bedroom) × P(green)

= 1/4 × 1/4

= 1/16

The probability is 1/16.

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The which raito is equivalent to 8/6?

Answers

Answer:

Hence, three equivalent ratios of 8: 6 are 16: 12, 24: 18, and 32: 24.

Step-by-step explanation:

Please give the brainliest, really appreciate it.

The general solution of the given non homogeneous

equation is

y(t)=c₁[tex]e^{-t}[/tex] +c₂[tex]e^{t}[/tex] - t

A non-homogeneous system of equations is a system in which the vector of constants on the right-hand side of the equal sign is non-zero.

Given:-General solution for the equation: [tex]y^{"} - y^{'} = t[/tex], [tex]y_{p} (t) = - t[/tex]

Explanation:-Consider the equation [tex]y^{"} - y^{'} = t[/tex] . The corresponding homogeneous equation has the associated auxiliary equation [tex]r^{2} -1 =0[/tex]   which has [tex]r^{} =-1[/tex]  and [tex]r^{} =1[/tex]  as solutions.

The solution of an n-order differential equation depends on an algebraic equation of degree n called the characteristic equation (or auxiliary equation) in mathematics.

Hence the general solution for a homogeneous equation is

y(t) = [tex]-t[/tex]+[tex]c[/tex]₁[tex]e^{t}[/tex]+[tex]c[/tex]₂[tex]e^{-t}[/tex]

Combining the general solution [tex]y(t)=c[/tex]₁[tex]e^{t}+c[/tex]₂ [tex]e^{t}[/tex]  with the particular solution of  [tex]y_{p} (t) =-t[/tex] of [tex]y'-y"=t[/tex], we find that the general solution to[tex]y"-y'=t[/tex]  is [tex]y(t)=c[/tex]₁[tex]e^{-t}+c[/tex]₂[tex]e^{t}[/tex]

 

The general solution of the given non homogeneous equation is

y(t)=c₁[tex]e^{-t}[/tex] +c₂[tex]e^{t}[/tex] - t

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How do you graph an inequality example?

Answers

The graph of an inequality is shown below -

What is an inequality equation?

The graph of a two-variable inequality is the set of points that describe all solutions to the inequality. The coordinate plane is split in half by a boundary line created by a linear inequality, with one-half representing the solutions to the inequality.

It's a line with a shaded side on one side to show which x-y pairings are the inequality's solutions.

Example -

Let us take a equation, 4x + 8y ≤ -24

Now, solve the above equation in the form of slope-intercept.

4x + 8y ≤ -24

or, 8y ≤ - 4x - 24

or, y ≤ -(1/2)x - 3

Now, the graph becomes according to the slope-intercept form is:

Here we noticed that,

This side of the inequality is shaded below (instead of above) because y is lower than (or equal to) the other side.

Because working with a "or equal to" inequality, draw a solid line rather than a dashed one. Points on the solid line denote locations where the inequality has been solved.

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14x-20y=-13

write in slope intercept form

Answers

In slope intercept form, Equation 14x-20y=-13 can be written as 13 + 4y/20 = y.

Define slope intercept form.

The line with m as the slope, m and c as the y-intercept is the graph of the linear equation y = mx + c. The values of m and c are real integers in the slope-intercept form of the linear equation. The slope, m, is a measure of how steep a line is. The equation of a straight line that passes through a particular point and is inclined at a specific angle to the x-axis can be found using the point slope form. Every point on a line must satisfy the equation for the line in order for it to exist. This implies that a line is represented by a linear equation in two variables.

Given,

Equation

14x-20y=-13

In slope intercept form

13 + 4x = 20y

13 + 4y/20 = y

In slope intercept form, Equation 14x-20y=-13 can be written as 13 + 4y/20 = y.

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A baseball player hit 63 home runs in a season. Of the 63 home runs, 18 went to right field, 25 went to right center field, 9 went to center field, 9 went to left center field, and 2 went to left field. (a) What is the probability that a randomly selected home run was hit to right field? (b) What is the probability that a randomly selected home run was hit to left field? (c) Was it unusual for this player to hit a home run to left field? Explain.

Answers

a. The probability that a randomly selected home run was hit to right field is 0.286.

b. The probability that a randomly selected home run was hit to left field is 0.031.

c. Yes it was unusual for this player to hit a home run to left field.

How to calculate the probability?

From the information, the baseball player hit 63 home runs in a season. Of the 63 home runs, 18 went to right field, 25 went to right center field, 9 went to center field, 9 went to left center field, and 2 went to left field.

The probability that a randomly selected home run was hit to right field is:

= 18 / 63

= 0.286.

The probability that a randomly selected home run was hit to left field is:

= 2 / 63

= 0.031.

It was unusual for this player to hit a home run to left field as the chance is 3%.

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a 30 gram fishing weight is dropped from a fishing pier. how long does it take for the weight to hit the water 6.0 meters below?

Answers

Answer:

1.1 s

Step-by-step explanation:

The mass ( 30 g ) is not needed for this

d = 1/2 at^2

6 = 1/2 ( 9.8)(t^2

t= 1.1 s

How do you identify greater than and less than?

Answers

To identify whether a mathematical expression represents a "greater than" or "less than" relationship, you can use the following symbols:

Greater than: >

Less than: <

For example, the expression "3 > 2" represents a "greater than" relationship because it means that 3 is greater than 2. Similarly, the expression "5 < 7" represents a "less than" relationship because it means that 5 is less than 7.

You can also use the symbols "greater than or equal to" and "less than or equal to" by using the following symbols:

Greater than or equal to: >=

Less than or equal to: <=

For example, the expression "3 >= 2" represents a "greater than or equal to" relationship because it means that 3 is greater than or equal to 2. Similarly, the expression "5 <= 7" represents a "less than or equal to" relationship because it means that 5 is less than or equal to 7.

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1) Which number is irrational? A) √144 B) √60 C) 2/5 D) 5/6​

Answers

Answer:

B

Step-by-step explanation:

Answer: B, √60 .

Step-by-step explanation: Irrational numbers are numbers that can not be written in the form of a/b. To further explain, this includes any decimals that go on forever and are non-repeating, such as pi 3.14159... Numbers that have repeating numbers like 5.5555555 are rational, so don't get confused between the two! The square root of 60 is 7.74596669 making it the only irrational number here.

What is the nature of roots of quadratic equation 2x² 4x 3 0 *?

Answers

The nature of roots of the given quadratic equation is "real and unequal".

Nature of Roots:

Root type simply means the category to which the root belongs. Roots can be imaginary, real, unequal, or equal. If the discriminant is negative, the root is imaginary.

Depending on the value of the discriminant, we discuss the following cases for the nature of the root:

Case 1: D = 0

If the discriminant is zero (b2 – 4ac = 0), a, b, and c are real, and a≠0, the root of the quadratic equation is ax2 + bx + c = 0 is Real and equal. In this case the root is x = -b/2a. A graph of the equation is tangent to the x-axis at a point.

Case 2: D > 0

If the discriminant is greater than zero (b2 – 4ac > 0), then a, b, and c are real and a≠0, then the root of the quadratic equation ax2 + bx + c = 0 is real and not equal. The equation graph touches the x-axis at two different points.

Case 3: D < 0

If the discriminant is less than zero (b2 – 4ac < 0), a, b, and c are real, and a≠0, then the root of the quadratic equation ax2 + bx + c = 0 is Imaginary and not equal. Roots exist in conjugate pairs. The equation graph does not touch the x-axis.

Case 4: Perfect Square with D > 0

If D > 0 and Perfect Square, the roots of the quadratic equation are real, unequal, and rational.

Case 5: D > 0 and Not Perfect Square

If D > 0 and not perfect square, the roots of the quadratic equation are real, unequal, and irrational.

According to the Question:

The given quadratic equation:

2x²-4x-3 = 0

Here, a = 2, b = - 4 and c = -3

To Find: the nature of roots of the given quadratic equation.

∴ Discriminant, D = b²-4ac

= (-4)² - 4×2×(-3)

= 16 -8(-3)

= 16 + 24

=40

Since,

D = 40 > 0, the roots are real and unequal.

Hence, the nature of roots of the given quadratic equation is "real and unequal".

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a suburban specialty restaurant has developed a single drive-thru window. customers order, pay, and pick up their food at the same window. arrivals follow a poisson distribution while service times follow an exponential distribution. if the average number of arrivals is 6 per hour and the service rate is 2 every 15 minutes, what is the average number of customers waiting in line behind the person being served? a. 3.00 b. 0.5 c. 2.25 d. 30.0 e. 0.75

Answers

Using the Poisson distribution and the exponential distribution, on average, there are (C) 2.25 consumers in line behind the person serving.

What is exponential distribution?

The Poisson point process, or a process in which events occur continuously and independently at a constant average rate, uses an exponential distribution to represent the probability distribution of the time between occurrences.

Statistics and probability theory both make use of this distribution.

So, we know that:

6 arrivals on average are made per hour (Poisson distribution).

It provides two services every fifteen minutes (exponential distribution).

Waiting line behind the person being served:

(15 / 6 * 2) + 1

(15 / 12) + 1

1.25 + 1

2.25

Therefore, using the Poisson distribution and the exponential distribution, on average, there are (C) 2.25 consumers in line behind the person serving.

Know more about exponential distribution here:

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What kind of line is Y =- 3?

Answers

What kind of line is Y =- 3?

Answer:

This is a horizontal line occurring at y = -3 meaning there is no slope.

Select all the true statements about this graph.

A. The graph is nonlinear
B. The function increases at the same rate
C. The rate decreases after x = 2
D. The graph is a function
E. The graph is increasing in two intervals
(Picture of graph included.)

Answers

Answer:

A. The graph is nonlinear.

D. The graph is a function

E. The graph is increasing in two intervals.

Step-by-step explanation:

        We will review each answer choice to decide on our answer to this question.

✓ A. The graph is nonlinear.

             Since the graph has a change in it's rate of increase, it's nonlinear.

✗ B. The function increases at the same rate.

             As stated below, the rate increases after x = 2 so the function is not increasing at the same rate.

✗ C. The rate decreases after x = 2.

             No, the rate increases after x = 2.

✓ D. The graph is a function.

             Yes, there is only one output for every input, so this is a function.

✓ E. The graph is increasing in two intervals.

             The graph is only increasing in two intervals. These intervals change at x = 2.

✔ A.) True, the function is non-linear because its rate of change alters

✖ B.) False, the function does not increase at the same rate, hence why it is nonlinear.

✖ C.) False, the rate increases after x=2, not decreases.

✔ D.) The graph is a function because it passes the vertical line test.

✔E.) True, the graph is increasing in two intervals because its rate of change alters.

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