Two interval/ratio variables are to _____ coefficient as one interval/ratio variable and one nominal variable are to _____ coefficient
a. Pearson product-moment correlation; Spearman rank-order correlation
b. Spearman rank-order correlation; Pearson product-moment correlation
c. Phi; Spearman rank-order correlation
d. Pearson product-moment correlation; point-biserial correlation
d
Psychology