A correlation analysis requires that the data be either ______ data or ______ data.

Question

Quizplus · Accepted Answer

Correlation analysis requires data to be at least at the interval level of measurement because it involves calculating the relationship between variables in terms of both direction and magnitude, which nominal and ordinal data cannot provide. Interval and ratio data both have meaningful distances between measurements, allowing for the calculation of correlation coefficients.

A Correlation Analysis Requires That the Data Be Either ______