A correlation between two interval/ratio variables is measured using the _____ coefficient, and a correlation between two nominal variables is measured using the _____ coefficient
a. Pearson product-moment correlation; phi coefficient
b. Spearman rank-order correlation; Pearson product-moment correlation
c. phi; Spearman rank-order correlation
d. Pearson product-moment correlation; point-biserial correlation
a
You might also like to view...
Describing a stimulus as visual or auditory defines the ____ of the stimulus, while describing the stimulus in terms of how loud or bright it is describes its ____.?
a. ?intensity; modality b. ?modality; intensity c. ?saturation; vividness d. ?energy; clearness
Which drug is most likely to cause Stevens-Johnson syndrome?
a. Clozapine. b. Carbamazepine. c. Gabapentin. d. Lamotrigine.
Measurements that provide numerical information about the variable measured are called ______
a. empirical b. quantitative c. statistically useful d. qualitative
A direct relationship between two variables in which an increase in one is related to an increase in the other, and a decrease in one is related to a decrease in the other is _____
a. a positive correlation b. a negative correlation c. a correlation coefficient d. positive reliability