If a researcher finds a correlation of -.80 between communication competence and loneliness, what would the coefficient of determination tell us?
a. 64% of the variation in loneliness can be predicted by the level of communication competence.
b. 80% of the variation in loneliness can be predicted by the level of communication competence.
c. 16% of the variation in loneliness can be predicted by the level of communication competence
d. no variation can be accounted for because it is negative.
Answer a,
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