Correlation coefficients for studies using different ranges of values can be compared as long as 50% of the range overlaps.

Question

Quizplus · Accepted Answer

Correlation coefficients measure the strength and direction of a linear relationship between two variables, and their comparability does not depend on the overlap of value ranges but on the linearity and distribution of the data. Comparing correlations across studies requires careful consideration of the context, data scales, and potential confounding variables.

Correlation Coefficients for Studies Using Different Ranges of Values Can