To convert a raw score to a z score, one needs the following information:
A) raw score and mean.
B) raw score and standard deviation.
C) mean and standard deviation.
D) raw score, mean, and standard deviation.

Question

Quizplus · Accepted Answer

To convert a raw score to a z score, you need the raw score, the mean of the dataset, and the standard deviation of the dataset. The formula for calculating a z score is $z = \frac{(X - \mu)}{\sigma}$, where $X$ is the raw score, $\mu$ is the mean, and $\sigma$ is the standard deviation.

To Convert a Raw Score to a Z Score, One