12 Jul The Clothing Buyer For A Chain Of Department Stores Wants To Be Sure The Store
The clothing buyer for a chain of department stores wants to be sure the store orders the right mix of sizes. As part of a survey, she measured the height (in inches) of men who bought suits at this store. Her software reported the confidence interval shown below. Complete parts a through d.
(a) Explain carefully what the software output means
.A.She is 5% confident that the mean height of men who visit this store lies between about 71.5 and 73.9 inches.
B.She is 99% confident that the mean height of men who visit this store lies between about 71.5 and 73.9 inches.
C.She is 95% confident that the mean height of men who visit this store lies between about 71.5 and 73.9 inches.Your answer is correct.
D.She is 95% confident that the mean height of men who visit this store does not lie between 71.5 and 73.9 inches.
WITH INFORMATION GIVEN I AM NOT UNDERSTANDING HOW TO GET THIS ?
(b) What’s the margin of error for this interval? ME = ____ inches (Round to one decimal place as needed.)
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