To compare two scores that are measured on different scales, one needs to transform the scores into:
A) standard deviations.
B) means.
C) z scores.
D) population parameters.

Question

Quizplus · Accepted Answer

To compare two scores measured on different scales, we need to transform them into a common scale. Z scores are the most common way to do this, as they transform raw scores into standard units of deviation away from the mean.

To Compare Two Scores That Are Measured on Different Scales