In a dataset containing 2 DVs, if the upper 30% of values on the DV are missing from the sample, ______ will occur, which artificially ______ the size of correlations
A) range enhancement, increases
B) range enhancement, decreases
C) range restriction, increases
D) range restriction, decreases

Question

Quizplus · Accepted Answer

Range restriction occurs when the variability of a variable is reduced, such as when the upper 30% of values are missing. This typically decreases the size of correlations because the full variability of the data is not represented.

In a Dataset Containing 2 DVs, If the Upper 30