A perceptual psychologist chose a random sample of individuals from his department’s participant pool and for each individual he measured the duration of motion-after effects they experienced (x) and duration of a color aftereffects they experienced (y). The correlation between x and y was –.12. Therefore, zr is ______.

a. –0.12
b. 0.12
c. –0.73
d. 0.38


Ans: A

Psychology

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