A statistics teacher believes that students in an evening statistics class score higher than the students in a day class. The results of a special exam are shown below. Test the teachers claim using a level of confidence of 0.05.
Day Students Evening Students
n1 = 36 n2 = 41
x1 = 96 x2 = 99
s1 = 5.8 s2 = 6.3
a) Give the Ho and Ha and label which is the claim
b) Give the pvalue
c) Give the final decision about the claim.