The manager of The Cheesecake Factory in Boston reports that on six randomly selected weekdays, the number of customers served was 125, 110, 220, 280, 130, and 240. She believes that the number of customers served on weekdays follows a normal distribution. Construct the 99% confidence interval for the average number of customers served on weekdays. (You may find it useful to reference the t table. Round intermediate calculations to at least 4 decimal places, "sample mean" and "sample standard deviation" to 2 decimal places. Round " value to 3 decimal places and final answers to 2 decimal places.) Confidence interval to

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Exercise 8-23 Algo
The manager of The Cheesecake Factory in Boston reports that on six randomly selected weekdays, the number of customers served
was 125, 110, 220, 280, 130, and 240. She believes that the number of customers served on weekdays follows a normal distribution.
Construct the 99% confidence interval for the average number of customers served on weekdays. (You may find it useful to reference
the t table. Round intermediate calculations to at least 4 decimal places, "sample mean" and "sample standard deviation" to 2
decimal places. Round "t" value to 3 decimal places and final answers to 2 decimal places.)
Confidence interval
to
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Transcribed Image Text:Exercise 8-23 Algo The manager of The Cheesecake Factory in Boston reports that on six randomly selected weekdays, the number of customers served was 125, 110, 220, 280, 130, and 240. She believes that the number of customers served on weekdays follows a normal distribution. Construct the 99% confidence interval for the average number of customers served on weekdays. (You may find it useful to reference the t table. Round intermediate calculations to at least 4 decimal places, "sample mean" and "sample standard deviation" to 2 decimal places. Round "t" value to 3 decimal places and final answers to 2 decimal places.) Confidence interval to < Prev 4 of 8 Next > search 8
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