Show the sampling distribution of p ¯ .

Question

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Answer 1

Question

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

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Answer 2

Question

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

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Answer 3

Question

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

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Answer 4

Question

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

Expert Solution & Answer

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Answer 5

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

Answer 6

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

Answer 7

Chapter 7.6, Problem 35E

a.

To determine

Show the sampling distribution of p¯.

Answer 8

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

Answer 9

b.

To determine

Find the probability that the sample proportion would be within 0.04 of its population proportion.

Answer 10

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

Answer 11

c.

To determine

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

Answer 12

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

Answer 13

d.

To determine

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

Answer 14

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

Answer 15

e.

To determine

Determine the gain in precision by taking the larger sample in Part (b).

Answer 16

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Answer 17

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Answer 18

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Answer 19

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Show the sampling distribution of p ¯ .

Solution Summary: The author explains the sampling distribution of stackrel p, which is approximated by a normal distribution.

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Show the sampling distribution of p¯.

Find the probability that the sample proportion would be within 0.04 of its population proportion.

Show the sampling distribution of p¯ for a sample of 200 complaints involving new car dealers.

Compute the probability that the sample proportion would be within 0.04 of its population proportion for a sample of size 200.

Determine the gain in precision by taking the larger sample in Part (b).

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Chapter 7 Solutions