Question

Find the Mean given Normal Curve Values (please help and explain your answer)

Answer 1

mean = 22

Explanation:

34 = mean + 2sd

4 = mean - 3sd ==> mean = 4 + 3sd

34 = 4 + 3sd + 2sd

30 = 5sd

sd = 6

mean = 4 + 3*6 = 4 + 18 = 22