In Janet's data, the Pearson's r measuring the association between a student's score on a vocabulary test and number of hours watching television per week is -0.32. Her finding implies that…
a. as the number of hours of television watched per week increases, vocabulary test scores decrease in general.
b. as the number of hours of television watched per week increases, vocabulary test scores increase in general.
c. the mean number of hours watching television per week is lower than the mean score on a vocabulary test.
d. the mean number of hours watching television per week is higher than the mean score on a vocabulary test.
Answer: a. as the number of hours of television watched per week increases, vocabulary test scores decrease in general.
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