Which of the following is a limitation of gamma?
A) It ignores pairs that are tied and can inflate the estimate of association.
B) It fails to tell us whether values of X help predict values of Y.
C) It is not on a clearly interpretable 0 to ±1 scale like other measures of association.
D) It has a more complicated formula than Kendall's tau-b and Somers' d.

Question

Quizplus · Accepted Answer

Gamma ignores tied pairs, which can lead to an inflated estimate of association, as it only considers concordant and discordant pairs.

Which of the Following Is a Limitation of Gamma