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.
Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th
Retinopathy. Illustration of a normal retina (left) and a diseased retina (right). The diseased reti
Meningocele. (a) A meningocele is a herniation of the meninges, usually associated with the spinal c
Relationships and dates divergence of living primate group based on molecular and DNA comparisons.
Eugène Delacroix, Liberty Leading the People.
Aggregates are people who happen to be in the same place at the same time.