Can someone help me with the following, please? Thank you!

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: 10 6 11 11 4 4

Friday the13th: 15 13 14 10 6 12

Identify the criticalvalue(s). Note that the test statistic is -2.928