In a Simple Random Sample of 100 Women from Richmond

question 25

Multiple Choice

In a simple random sample of 100 women from Richmond, Virginia, the average amount of money that these women spent per visit at their hair salons is $32.43. The standard deviation from this sample is $7.84.
Which of these is a correct 95% confidence statement for the interval in the previous question?

• A) We are 95% confident that the mean amount of money that all women in Richmond spend per visit at their hair salons is within the computed interval.
• B) We are 95% confident that the mean amount of money that all women in the sample spend per visit at their hair salons is within the computed interval.
• C) The mean amount of money that 95% of women in Richmond spend per visit at their hair salons is within the computed interval.
• D) The mean amount of money that 95% of women in the sample spend per visit at their hair salons is within the computed interval.

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