# Question #a97ea

Aug 17, 2016

$z = 1$

#### Explanation:

Let the mean be $\mu$

Then the $x$ value that is above mean is $\mu + 8$

The $z$ score is given by the formula

$z = \frac{x - \mu}{\sigma} = \frac{\mu + 8 - \mu}{8} = \frac{8}{8} = 1$