Question

A data set has a mean of x = 75 and a standard deviation of 11.4. Find the z-score for each of the following.

Answer 1

Part (a)

`z=(85-75)/(11.4) \approx \boxed{0.88}`

By similar logic, the answers to the other parts are

(b) 1.75

(c) -2.19

(d) 0