Author Question: Trends in both crystallized and fluid mental abilities reported from the Seattle Longitudinal Study ... (Read 138 times)

BrownTown3 · **on:** Jun 22, 2018

Trends in both crystallized and fluid mental abilities reported from the Seattle Longitudinal Study indicate that middle-aged adults __________.

A) show steady increases in nonverbal IQ
B) often overestimate their intellectual abilities
C) are intellectually in their prime, not over the hill
D) show sharp decrements in ability, starting around age 40

Question 2

In one study involving 2,500 mentally and physically healthy 16- to 85-year-olds, verbal IQ began to decline in the __________.

A) twenties
B) forties
C) sixties
D) eighties