Researchers collected data on the numbers of hospital admissions resulting from motor vehiclecrashes, and results are given below for Fridays on the 6th of a month and Fridays on the following 13th of the same month. Use a 0.05 significance level to test the claim that when the 13th day of a month falls on aFriday, the numbers of hospital admissions from motor vehicle crashes are not affected.

Friday the6th:

9

7

10

10

3

5

Friday the13th:

13

13

12

9

5

13