Asked by Rachel
A major airline company is concerned that its proportion of late arrivals has substantially increased in the past month. Historical data shows that 18% of the company airplanes have arrived late. In a random sample of 1,240 airplanes, 310 airplanes have arrived late.
a. Formulate the null and the alternative hypotheses.
b. Compute the p-value.
c. Using ¦Á =.05, what is your conclusion?
a. Formulate the null and the alternative hypotheses.
b. Compute the p-value.
c. Using ¦Á =.05, what is your conclusion?
Answers
Answered by
hjl
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