Question: (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

(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. The test statistic for this hypothesis test would be:

A. -2.77

B. -1.87

C. None of the other choices is correct

D. -2.30

E. -1.43

Can you explain and choose correct answer ?

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