Answer Happy

The success of an airline depends heavily on its ability to provide a pleasant customer experience. One dimension of customer service on which airlines compete is on the arrival. The Tables below contains a sample of data from delayed flights showing the number of minutes each delayed right was tate for two differentes, company and Company Company A Company 543303 46 os 32 35 30 1054 275 no so 10 20 30 74 45 4 51 52 70 42 343365 64 27 9035270 12 4 (a) Formulate the hypotheses that can be used to test for a difference between the population mean minutes late for delayed lights by these two airlines (Let Hy a population mean minutes late for delayed Company A flights and population mean minutes late for delayed company as lights.) o Hol H₂ - 20 HEM *0 Mai 20 Moro Hos o Ho

(b) What is the sample mean number of minutes late for delayed flights for each of these two airlines? Company A min Company B min (c) Calculate the test statistic (Round your answer to three decimal places.) What is the p-value? (Round your answer to four decimal places.) p-value Using a 0.05 level of significance, what is your conclusion? Reject Ho There is statistical evidence that one airline does better than the other in terms of their population mean delay time. Do not Reject Ho. There is statistical evidence that one airline does better than the other in terms of their population mean delay time. Do not reject Hos There is no statistical evidence that one airline does better than the other in terms of their population mean delay time Reject Ho. There is no statistical evidence that one airline does better than the other in terms of their population mean delay time. Need Help? Read 11