The Spearman r may be appropriately used whenever
a. both sets of measure are in ordinal form
b. one set of measures is in interval form, and the other in ordinal form
c. both sets of measures are in interval form, but the distributions are badly
skewed
d. all of these
Question 2
A significant correlation of -.40
a. cannot be used for prediction
b. predicts with an accuracy of 40
c. predicts more accurately than a significant correlation of +.35
d. predicts with less accuracy than a positive correlation of any size
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