A researcher found a correlation of -.65 between college students' grade-point averages and the number of hours they spend watching television each month. What can you conclude from this correlation?
a) Watching a lot of television causes bad grades.
b) Good students watch a lot of television and get good grades.
c) There is a relation between television watching and college grades.
d) Poor grades lead students to watch more television to reduce their bad feelings.
ANS: c
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