# [SOLVED] I have a statistics problem

• Feb 21st 2009, 02:02 PM
bsquare
[SOLVED] I have a statistics problem
Calculate the z score for a distribution with the mean of 150 and a standard deviation of 15 for the following raw score. Some help would be greatly appreciated. Thanks alot

Tsquare
• Feb 21st 2009, 03:57 PM
mr fantastic
Quote:

Originally Posted by bsquare
Calculate the z score for a distribution with the mean of 150 and a standard deviation of 15 for the following raw score. Some help would be greatly appreciated. Thanks alot

Tsquare

Substitute the raw score (whatever it is) into $Z = \frac{X - 150}{15}$.