Question
The heights of young American women, in inches, are normally distributed with mean mu and standard deviation 2.4 (sigma). I select a simple random sample of four young American women and measure their heights. The four heights, in inches, are
63 69 62 66
If I want the margin of error for a 99% confidence interval to be +/- 1 inch, I should select a simple random sample of size
(Points: 2)
A. 2.
B. 7
C. 16
D. 39.
63 69 62 66
If I want the margin of error for a 99% confidence interval to be +/- 1 inch, I should select a simple random sample of size
(Points: 2)
A. 2.
B. 7
C. 16
D. 39.
Answers
39
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