Answer (Choose 1 answer)
Expedia would like to test the hypothesis that the proportion of United Airline flights that arrive on-time is less than 0.80. A random sample of 110 United Airline flights found that 82 arrived on-time. Expedia would like to set the significant level to be 0.02.What is the value of the critical value for this hypothesis test?
Let 20.022.05, 20.01 = 2.33,20.11.28, 20.05 = 1.645.
A. None of the other choices is correct
B. 1.28
C. -2.05
D. -1.645
Ε. 2.33
