The term used to refer to a group of people who experience the same event or were born during the same time period is
a. age effect.
b. time-of-measurement effect.
c. practice effect.
d. cohort effect.
Question 2
Even if age is positively correlated with speed of cognitive processing, we cannot conclude that age caused this increase because
a. response speed is not usually affected by age.
b. age normally causes a decrease in cognitive speed.
c. only experimental studies can demonstrate cause and effect relationships.
d. only correlational studies can demonstrate cause and effect relationships.
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