The following data represent the number of passengers per flight in a random sample of 20 flights from Vienna, Austria, to Cluj-Napoca, Romania, with a new airline:63 65 94 37 83 95 70 96 47 2952 38 47 79 66 25 48 80 52 49a. 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.

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