QUESTION 10 Suppose we have the following information about two samples: Sample 1 Sample 2 n1 =35 n2 = 45 X1 = 82 X2= 79 $1 = 15 $1 = 18 If we have a level of significance = 0.10, and a upper one-tailed test, what is the critical value? O a. 1.293 O b. 78 O c. 77 O d. 1.667 O e. 1.645