Question

On a test that has a normal distribution, a score of 34 falls two standard deviations below the mean, and a score of 64 falls one standard deviation above the mean. Determine the mean of this test

Answer 1

Below

Explanation:

From 64 to 34 is THREE standard deviations ( one above two below) standard deviation = 10

from the mean to 64 is also one standard deviation above

mean = 64 - 10 = 54