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Blockbuster is testing a new policy of waiving all late fees on DVD rentals using a sample of 10 randomly chosen customers.

(a) At alpha= .10, does the data show that the mean number of monthly rentals has increased?

(b) Is the decision close ?

(c) Are you convinced?

DVDRental

Customer No Late fee Late fee

1 14 10

2 12 7

3 14 10

4 13 13

5 10 9

6 13 14

7 12 12

8 10 7

9 13 13

10 13 9

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M9391461

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