Many decades ago, psychologists discovered that comparisons of young and old people revealed that cognitive functioning declined in old age when cross-sectional research was used.
The same result did not appear with longitudinal research. The problem here is that the results in the cross-sectional research were affected by
a. cohort effects.
b. baseline effects.
c. wave effects.
d. trend effects.
Question 2
When research involves the simultaneous comparison of two different groups, it is termed
a. multiple baseline research.
b. cross-sectional research.
c. longitudinal research.
d. panel research.
Coleman's parabiosis experiments revealed a satiety factor in wild-type mice that was absent or
Female nursing young.
Young gorilla in tree
Both men and women gain weight in young adulthood and middle adulthood, losing in the late 50s, but
Flynn Effect IQ scores have risen across developed countries in recent decades. Source: Flynn (199
Lemon shark giving birth to young that recently hatched in her body. The young were nourished by egg