5. A company intends to collect a random sample of size n from a population
with population proportion of interest p. Which of the following situations would
result in the smallest standard deviation of the sampling distribution of p?

Answers

Answer 1

Answer:D

Step-by-step explanation:

Answer 2

The situations that would result in the smallest standard deviation of p is; The population proportion p ≠ 0.5, and the sample size is n.

What is the standard deviation?

The formula for the standard deviation here is;

SD = √(n(p(1 - p))

Now, for the standard deviation to be maximum, it means that p = 0.5 and as such 1 - p will also be 0.5.

However, for Standard deviation to be smallest, then it means that p ≠ 0.5.

Secondly, for the sample size, it will have to remain as n and not 2n because when we say 2n, we are increasing the sample size which will in turn increase the standard deviation.

Read more about standard deviation at;


Related Questions

Tom grew eight tomato plants with four seeds packets. How many seed packets does Tom need to have a total of 16 tomato plants?

Answers

Answer:

8 seed packets

Step-by-step explanation:

you just need to have half the amount of seed packets of the number of tomato plants grown

A cereal box has a length of 8 inches, a width of 2 inches and a height of 12 inches. What is the volume of the cereal box?

A. 96 in³

B. 192 in³

C. 48 in³

D. 22 in³

Answers

Answer:

192 in cubed

Step-by-step explanation:

Multiply 12*2= 24*8

Answer:

192 should be yyour answer

Step-by-step explanation:

Given: f(x) = x2 and g(x) = x +1, find g[f(-2)].
1
5
-3

Answers

Step-by-step explanation:

what number does the unknown stands for

Answer:

is 1

Step-by-step explanation:

(-2+1)^2 is 1

Eric buys a coffee table price d at $100. If the sales taxis 5%, what wil lbe the total cost including tax?

Answers

Answer:

$105.00

Step-by-step explanation:

100 x 1.05 = $105.00

Answer:

with included tax : $150

Use t = 3 and t = 7 to determine if 6t + 12 and 6(t + 2) are equivalent. Which statements are true? Check all that apply.
The value of the first expression when t = 3 is not equal to the value of the second expression when t = 3.
The value of the first expression when t = 7 is not equal to the value of the second expression when t = 7.
The value of both expressions when t = 3 is 30.
The value of both expressions when t = 7 is 54.
The expressions are equivalent.
The expressions are not equivalent.

Answers

Answer:

1. false

2. false

3. true

4. true

5. true

6. false

Step-by-step explanation:

1. The value of the first expression when t = 3 is not equal to the value of the second expression when t = 3.

2. The value of the first expression when t = 7 is not equal to the value of the second expression when t = 7.

3. The value of both expressions when t = 3 is 30.

4. The value of both expressions when t = 7 is 54.

5. The expressions are equivalent.

6. The expressions are not equivalent.

6t + 12 = 6(t + 2)

6(3) + 12 =6((3) + 2)

18 + 12 = 6(5)

30 = 30

6(7) + 12 = 6((7) + 2)

42 + 12 = 6(9)

54 = 54

Step-by-step explanation:

Help ASAP I’ll mark branlyest

Answers

Answer:

A) 45cm²

Step-by-step explanation:

area of triangle = 1/2×base ×height

therefore, 1/2×10×9

=45cm²

the answer is c, i assume

Step-by-step explanation:

I am not certain about this answer, but give it a go.

PAST DUE DATE NEED DONE NOW! NO LINKS! HELP ME FIND THE EQUATION. just a simple answer please :(

Answers

Y=x/3 this should be right...

Hudson invested $8,400 in an account paying an interest rate of 5.4% compounded quarterly. Assuming no deposits or withdrawals are made, how much money, to the nearest ten dollars, would be in the account after 13 years?

Answers

The answer to the problem is 16870

The product of 2 and 1 and 1/2 is ______ 2.


Greater than
Equal to
Less than
No answer text provided.

no link plz

Answers

Answer:

It is Greater Than because 2 x 1.5 = 3

find the area of the kite

Answers

Answer:

396

Step-by-step explanation:

72 cm2

12x11/2=66

12x1/2=6

66+6=72

What is the slope-intercept equation of the following line?

Answers

Answer:

Hi Joanna,  what do you find difficult about this problem?  Just wondering

Step-by-step explanation:

? = 2

the grey box is 7

ask me if you want to know how I got those :)

A farmer packed 37 pumpkins . Each pumpkin had a weight of about 48 ounces .He put them into three baskets. : The weight of the pumpkins in baskets A was 3 Time that of the pumpkins in baskets. : The weight of the pumpkins in basket B was twice that of the pumpkins in Basket C. : The weight of the empty basket C was 140 ounces. :What was the total weight of basket C and the pumpkins in it.​

Answers

Answer:

436 ounces

Step-by-step explanation:

You start of by finding the total weight of the pumpkins

                       37 × 48 = 1776 ounces

We know that basket A+B+C has to equal the total weight of the pumpkins

Since basket C is by itself it's weight alone equals p (pumpkins)

A=3p

B=2p

C=p

Now we put the equation together

[tex]total weight of pumpkins= A+B+C[/tex]

1776=3p+2p+p

1776= 6p

Divide the the 6 over to get p by itself

[tex]\frac{1776}{6} =p[/tex]

p=296 ounces

Then you have to add the weight of the empty basket

296+140= 436 ounces

Use the graph of the function f to determine the given limit. f(x) x→ -3

Answers

Answer:

explanation is in a files

Round your answer to the nearest tenth of a cubic centimeter.

Answers

Answer:

22.1

Step-by-step explanation:

Because of it being a pyramid we must use the equation Bh1/2

B = L + W  we assume that the base is a perfect square meaning all sides are the same length B = 4.8 + 4.8 = 9.6 then we multiply by the height

9.6 x 4.6 = 44.16 next you divide by 2 or multiply by .5  

44.16/2 = 22.08 then finally rounding to the nearest tenth

making 22.1 cubic inches

Expand 4(8y-12)......​

Answers

Answer:

(4 * 8y) - (4 * 12)

Step-by-step explanation:

We have the equation 4(8y - 12) and are asked to expand, this equation can be solved through distribution, and to expand it, we need to separate the "4" to multiplying into "8y" and "-12"

Therefore :

(4 * 8y)(4 * -12)

Now this may seem correct, but we have to keep in mind that we are not multiplying both answers within the parenthesis but yet subtracting, therefore :

(4 * 8y) - (4 * 12)

A rectangular room measures 12ft x 10ft how much wallpaper border is needed to go around the room?​

Answers

Answer:

44ft

Step-by-step explanation:

P= 2(L+W)

P= 2(12+10)

P= 2(22)

P=44ft

blank minus 1/2 equals to 1/5

Answers

Answer:

____  or x = 7/10

Step-by-step explanation:

Lets rewrite it

____ - 1/2 = 1/5

Lets say ____ = x

x - 1/2 = 1/5

x = 1/2 + 1/5

x = 5/10 + 2/10

x = 7/10

CHECK

7/10 - 1/2 =

7/10 - 5/10 = 2/10 = 1/5

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Landon is going to invest in an account paying an interest rate of 6.6% compounded daily. How much would Landon need to invest, to the nearest dollar, for the value of the account to reach $3,250 in 18 years?

Answers

Answer:

$990.95

Step-by-step explanation:

The computation of the present value or the invested amount is given below:

Given that

NPER = 18 × 365 days

RATE = 6.6% ÷ 365

FV = $3,250

PMT = $0

The formula is shown below:

= -PV(RATE;NPER;PMT;FV;TYPE)

AFter applying the above formula, the present value is $990.95

Answer:

the answer is 991 when rounded to the nearest dollar

Step-by-step explanation:

what is 49, 423 rounded to the nearest ten thousand?​

Answers

Answer:

50,000

Step-by-step explanation:

50,000.


40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50

In the figure, Line a is parallel to line b. If angle 1 = 105º what is the measurement of angle 6?

Answers

Answer:

75

Step-by-step explanation:

angle 4 is 75 because it forms a linear pair with angle 1, and 6 is alternate interior with 4 which makes it equal

HELP!!! FIRST TO ANSWER GETS BRAINIEST!!!Which of the following equations was used to graph the line shown?

Answers

Answer:

Which Equations???

Step-by-step explanation:

Also for coordinates its

([tex]6,6[/tex])

And I think I answer is A

Hope this helps.. Have a nice day :)

Answer:

y=-x+6

Step-by-step explanation:

A negitive line faces down so this becomes y=-x. so in y=mx+b, b is the point where the line crosses the y axis. So that crosses at 6, so your eqation is y=-x+6

A statue is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Using a separate sheet of paper, draw a picture, set up a proportion)


a. 32 feet
b. 46 feet
c. 20 feet
d. 200 feet

Answers

Answer:

The shadow is 3/4 of the actual height.

24 foot shadow = 4/3 * 24 = 32 feet

Answer is a

Step-by-step explanation:

What is the total for my $ 22.73 fabric purchase after 6% sales tax?
&& can you explain how you got what you got

Answers

Answer:

21.3662 $

Step-by-step explanation:

100% - 6% = 94%

22.73 × 94/100 = 21.3662$

Mary wants her friend to guess how many cards she has in her hand. She says that if the number of cards in her hand is tripled, and 4 are added, then she has 22 cards.

Answers

Answer:

22 minus 4 = 18

18 divided by 3 is equal to 6

then following from the question now that we got the answer

so she have 6 cards first then it tripled and now it's 18 Then she added four now it's 22

your welcome

Answer:

6

Step-by-step explanation:

let x be the number of cards

3x + 4 = 22

3x = 18

x = 6

The management of a department store is interested in estimating the difference between the mean credit purchases of customers using the store's credit card versus those customers using a national major credit card. You are given the following information. Assume the samples were selected randomly. Store's Card Major Credit Card Sample size 64 49 Sample mean $140 $125 Population standard deviation $10 $8 Refer to Exhibit 10-6. At 95% confidence, the margin of error is

Answers

Answer:

The margin of error is of $3.3124.

Step-by-step explanation:

Subtraction of normal variables:

When we subtract normal variables, the mean is the subtraction of the mean, while the standard deviation is the square root of the sum of the variances.

Central Limit Theorem

The Central Limit Theorem estabilishes that, for a normally distributed random variable X, with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex].

For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.

Store's Card:

Sample of 64, mean of 140, standard deviation of 10, sample of 64, standard error of [tex]s = \frac{10}{\sqrt{64}} = 1.25[/tex]

Major Credit Card:

Sample of 39, mean of 125, Standard deviation of 8, Sample of 49, standard error of [tex]s = \frac{8}{\sqrt{49}} = 1.14[/tex]

Subtraction:

Mean: 140 - 125 = 15

Standard deviation:

[tex]\sigma = \sqrt{1.25^2+1.14^2} = 1.69[/tex]

Confidence interval:

We have that to find our [tex]\alpha[/tex] level, that is the subtraction of 1 by the confidence interval divided by 2. So:

[tex]\alpha = \frac{1 - 0.95}{2} = 0.025[/tex]

Now, we have to find z in the Ztable as such z has a pvalue of [tex]1 - \alpha[/tex].

That is z with a pvalue of [tex]1 - 0.025 = 0.975[/tex], so Z = 1.96.

Now, find the margin of error M as such

[tex]M = zs[/tex]

Then

[tex]M = 1.96*1.69 = 3.3124[/tex]

The margin of error is of $3.3124.

Help please mathematical answer pleas and I need it fast

Answers

Answer:

I gave the answer right for this

Asap help me please !

Answers

9514 1404 393

Answer:

  D.  MN ⊥ LP

Step-by-step explanation:

Using HL for the proof requires that the triangles be right triangles. In order to ensure that is the case, you must have MN⊥LP.

The diameter of each circular hole in a paint palette is 42 millimeters.
Find the circumference of each hole. Use 3.14 as an approximation for .
A 128 millimeters
B 131.88 millimeters
C 120 millimeters
D 42 millimeters

Answers

Answer:

B

Step-by-step explanation:

The circumference is just diameter x π (3.14 in this case) so 42 x 3.14 = 131.88

Answer:

B

Step-by-step explanation:

the circumference of a circle is

2×pi×r

with r being the radius (half the diameter).

2r is then the diameter.

so, in our case the circumference is

42×pi = 42 × 3.14 = 131.88 mm

PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!

Answers

Answer:

corresponding angles

Step-by-step explanation:

i dont know how to explain but this file may help prove for my solution

They’re corresponding angles
Explanation:
They can’t be alternate exterior angles because angle 5 is an interior angle.
They can’t be alternate interior angles because angle 1 is an exterior angle.
They can’t be vertical angles because they are not opposite angles like 1 and 4, 2 and 3, 5 and 8, and 6 and 7.
They are corresponding angles by process of elimination.
THEY ARE CORRESPONDING ANGLES BECAUSE THEY ARE ON THE SAME SIDE OF ONE OF THE TWO LINES CUT BY THE TRANSVERSAL LINE (transversal is the diagonal line in the picture)

a customer asked for 48 oz of turkey lunch meat and 64 oz of cheese.How many pounds of lunch meat did the customer buy in total

Answers

Answer:

in order to get the total you must add add 48 + 64 whereby you get 112

Step-by-step explanation:

the the customer bought 112 pounds of meat hope that helps

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