Question

In the United States, the distribution of a female's height has a mean of 64 inches with a standard deviation of 3 inches. How many standard deviations from the mean is Sally, who is 69 inches tall?

Answer 1

The standard deviations is
`(-5)/(3)`

Explanation:"

Given mean female height = 64 inches and standard devaiton = 3 inches and 69 inches tall is Sally.

We know the distance of a data point from:

Z =
`(64-69)/(3)` =
`(-5)/(3)`

So the standard deviations is
`(-5)/(3)`