Evaluate upper e equals z superscript star baseline startroot startfraction modifyingabove p with caret 1 times modifyingabove q with caret 1 over n 1 endfraction plus startfraction modifyingabove p with caret 2 times modifyingabove q with caret 2 over n 2 endfraction endroot e=z* p1• q1 n1 + p2• q2 n2 for z superscript star z* equals 2.575, x1 equals 41 41, x 2 x2 equals 75, n1 equals 47, n2 equals 91, modifyingabove p with caret 1 p1 equals startfraction x 1 over n 1 endfraction x1 n1 , modifyingabove q with caret 1 q1 equals 1 minus − modifyingabove p with caret 1 p1, modifyingabove p with caret 2 p2 equals = startfraction x 2 over n 2 endfraction x2 n2 , and modifyingabove q with caret 2 q2 equals 1 minus − modifyingabove p with caret 2 p2.