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,

Communication & Mass Media

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