The following data represent the number of passengers per flight in a random sample of 20 flights
Question:
a. What is the reliability factor for a 90% confidence interval estimate of the mean number of passengers per flight?
b. Find the LCL for a 99% confidence interval estimate of the mean number of passengers per flight.
Transcribed Image Text:
63 65 94 37 83 95 70 96 47 29 52 38 47 79 66 25 48 80 52 49
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Related Book For
Statistics For Business And Economics
ISBN: 9780132745659
8th Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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