Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α = 0.05 level significance. Find the p -value and draw conclusion.

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Answer 1

Question

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

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One hundred people were surveyed, and one question pertained to their educational background. The results of this question and their genders are given in the following table. Female (F) Male (F′) Total College degree (D) 30 20 50 No college degree (D′) 30 20 50 Total 60 40 100 If a person is selected at random from those surveyed, find the probability of each of the following events.1. The person is female or has a college degree. Answer: equation editor Equation Editor 2. The person is male or does not have a college degree. Answer: equation editor Equation Editor 3. The person is female or does not have a college degree.

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Suppose you know that Bob's test score is above the mean, but he doesn't remember by how much. At least how many students must score lower than Bob?

Answer 2

Question

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Expert Solution & Answer

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Check out a sample textbook solution

See solution

Answer 5

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Answer 6

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

Answer 7

Chapter 12, Problem 31SE

a.

To determine

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

Answer 8

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Answer 9

b.

To determine

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Answer 10

Expert Solution & Answer

Answer 11

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Answer 12

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Answer 13

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Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α = 0.05 level significance. Find the p -value and draw conclusion.

Solution Summary: The author states the hypothesis test to determine if the population proportion of good parts is the same for all three shifts.

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Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Want to see the full answer?

Chapter 12 Solutions

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α = 0.05 level significance. Find the p -value and draw conclusion.

Solution Summary: The author states the hypothesis test to determine if the population proportion of good parts is the same for all three shifts.

Videos

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance. Find the p-value and draw conclusion.

Perform a multiple comparison test to determine how the shifts differ in terms of quality.

Want to see the full answer?

Chapter 12 Solutions

Perform a hypothesis test to determine if the population proportion of good parts is the same for all three shifts at α=0.05 level significance.

Find the p-value and draw conclusion.