Author Question: Over the past 100 years, population IQ scores have a. remained about the same. b. decreased about ... (Read 47 times)

2125004343 · **on:** Jun 21, 2018

Over the past 100 years, population IQ scores have

a. remained about the same.
b. decreased about 3 points per decade.
c. increased about 3 points per decade.
d. doubled.

Question 2

Evidence for Spearman's general intelligence (g) factor includes the

a. existence of savant behaviors.
b. large improvements in IQ that have occurred in the last 100 years.
c. verbal skills found in children with Williams syndrome.
d. tendency for separate abilities to correlate within individuals.