Expedia Would Like to Test the Hypothesis That the Proportion $${ } ^ { 2 } v$$

Multiple Choice

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 ? = 0.05. The test statistic for this hypothesis test would be ______.

A) $${ } ^ { 2 } v$$ = - 1.97
B) $${ } ^ { 2 } v$$ = - 1.22
C) $${ } ^ { 2 } v$$ = - 2.67
D) $${ } ^ { 2 } v$$ = - 2.30