Expedia Would Like to Test the Hypothesis That the Proportion

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 α = 0.05. Which one of the following statements is true?

A) Because the p- value is less than α, we reject the null hypothesis and conclude that the proportion of United Airline flights that arrive on- time is less than 0.90.
B) Because the p- value is greater than α, we reject the null hypothesis and cannot conclude that the proportion of United Airline flights that arrive on- time is less than 0.90.
C) Because the p- value is greater than α, we fail to reject the null hypothesis and cannot conclude that the proportion of United Airline flights that arrive on- time is less than 0.90.
D) Because the p- value is less than α, we fail to reject the null hypothesis and cannot conclude that the proportion of United Airline flights that arrive on- time is less than 0.90.