Mathematics, 24.05.2021 14:00 lolmaster101
Expedia would like to test the hypothesis that the proportion of Southwest Airline flights that arrive on-time is less than 0.90. A random sample of 140 United Airline flights found that 119 arrived on-time. Expedia would like to set α = 0.05. The conclusion for this hypothesis test would be that because the test statistic is .
a. more than the critical value, we can conclude that the proportion of United Airline flights that arrive on-time is more than 0.90
b. more than the critical value, we cannot conclude that the proportion of United Airline flights that arrive on-time is less than 0.90
c. less than the critical value, we can cannot conclude that the proportion of United Airline flights that arrive on-time is less than 0.90
d. less than the critical value, we can conclude that the proportion of United Airline flights that arrive on-time is less than 0.90
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Expedia would like to test the hypothesis that the proportion of Southwest Airline flights that arri...
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