Choosing what type of bivariate correlation coefficient to use in statistical analysis depends on what type of data variable X and variable Y are. You are analyzing the results of a survey about satisfaction with current political happenings in which subjects answered questions on a scale of 0-5, 0 being not at all satisfied and 5 being completely satisfied. They also answered questions about amount of time spent reading or watching news on a similar scale. What bivariate correlation coefficient might you use?
A)Pearson r
B)Spearman's Rho
C)Phi
D)Tetrachoric

Question

Quizplus · Accepted Answer

Spearman's Rho is the best choice for this study because both variables are ordinal-they are discrete values that can be ranked. Kendall's Tau is another coefficient used with this type of data.

Choosing What Type of Bivariate Correlation Coefficient to Use in Statistical