Average number of flights that experience

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A transportation analyst is told that the average number of flights that experience delays at a busy airport between 5 and 10 PM is equal to 20. Suppose he is skeptical and decides to test whether the average is equal to 20. The following sample is collected:

32       17       29       33       14       30       33       22       27           38       14       41

(i) What is H0 and H1?

(ii) Test with significance level α = 5%. 

(iii) Write, a final conclusion.

Reference no: EM132410301

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