When deciding which measure of correlation to employ with a specific set of data, you should consider _________.
A) whether the relationship is linear or nonlinear
B) type of scale of measurement for each variable
C) a and b
D) none of these

Question

Quizplus · Accepted Answer

Both factors should be considered when deciding which measure of correlation to employ with a specific set of data. The linearity or nonlinearity of the relationship affects the appropriateness of using Pearson's correlation coefficient, while the type of scale of measurement for each variable affects the appropriateness of using Spearman's rank correlation coefficient or Kendall's tau-b correlation coefficient. Therefore, both factors should be considered to choose the best measure of correlation for the specific set of data.

When Deciding Which Measure of Correlation to Employ with a Specific