what is tau for goodman's gamma why is it necessary to use goodman's gamma instead of tau does kendall's tau and goodman's gamma make sense? what is kendall's tau does kendall tau or goodman's gamma make sense what is the difference between goodman gamma and tau what is the difference between gamma and tau what is the difference between kendall tau and goodman gamma what makes sense for kendalls tau does reporting gamma and tau make sense? what's goodman's gamma and kendall's tau is kendall's tau goodman's gamma why use goodman's gamma and kendall's tau does the kendall tau and goodman's gamma mean the same term what is goodman's gamma which one of the following functions makes sense when you report both kendall's tau and goodman's gamma gamma and tau definition data why is it important to use goodman's gamma and tau? what is gamma in kendalls tau which one is the gamma of kendall tau