Explain the meaning of the phrase 95% confident for the given statement.

Question

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Answer 1

Question

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.

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Answer 2

Question

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.

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Answer 3

Question

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.

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Answer 4

Question

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.

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Answer 5

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.

Answer 6

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.

Answer 7

Chapter 7, Problem 118UP

To determine

Explain the meaning of the phrase 95% confident for the given statement.

Answer 8

Expert Solution & Answer

Explanation of Solution

The statement is “We are 95% confident that the proportion of all PCs with a computer virus falls between 0.12 and 0.18.”

The meaning of the phrase 95% confident is that the samples were taken many times and the 95% confidence intervals for proportion of all PCs with a computer virus are constructed for each sample. Then, there is 95% chance that the true value of proportion of all PCs with a computer virus falls between 0.12 and 0.18.