Allied Corporation is trying to determine whether to purchase Machine A or B. It has leased the two machines for a month. A random sample of 5 employees has been taken. These employees have gone through a training session on both machines. Below you are given information on their productivity rate on both machines. (Let the difference “d” be d = A – B.)

Productivity Rate

PersonMachine AMachine B

1 47 52

2 53 58

3 50 47

4 55 60

5 45 53

If the value of the test statistic is equal to -2.17 and the objective of the test of hypothesis is to determine whether the two machines are different at a significance level of 10%, what conclusion should be drawn?

A. Reject the null hypothesis, the two machines are different.

B. Reject the null hypothesis, the two machines are not different.

C. Fail to reject the null hypothesis, the two machines are different.

D. Fail to reject the null hypothesis, the two machines are not different.