Use the technology display to make a decision to reject or fail to reject the null hypothesis at =0.05.

Make the decision using the standardized test statistic and using the P-value. Assume the sample sizes are equal.

1>2

z=2.622155105

p=0.0043687828

x1=50

x2=47

n1=45

Choose the correct answer below.

A.

Reject the null hypothesis because the P-value is greater than the level of significance.

B.

Fail to reject the null hypothesis because the P-value is greater than the level of significance.

C.

Reject the null hypothesis because the P-value is less than the level of significance.

D.

Fail to reject the null hypothesis because the P-value is less than the level of significance.