Frank and Joe are 55-year-old monozygotic twins. Since their genes are identical, according to research, how will they age?
They will age identically.
They will age very similarly.
If one shows minor variations in ability, so will the other.
One can show much variation in ability and the other may not.
Question 2When 36-year-old Bettina takes an intelligence test, which of her scores is likely to be lower than when she was 20?
word fluency
verbal meaning
inductive reasoning
number ability
Question 3Which sentence describes a cohort difference that might emerge in research on adult intelligence?
The typical middle-aged man is better at reasoning ability than he is at math.
A 75-year-old man shows a marked decrease in all five primary mental abilities.
Today's middle-aged women have better verbal skills than the middle-aged
women of an earlier generation did because more of them today are employed.
High-school seniors who plan to attend college score higher in verbal
comprehension and mathematical ability than do their classmates.
Question 4K. Warner Schaie traced which of the following intelligences over the years of adulthood?
eight distinct intelligences
fluid and crystallized intelligences
five primary abilities
general intelligence
Question 5Schaie's cross-sequential research on intellectual development demonstrated that:
there is a decline in most abilities after age 30.
individuals improve in most mental abilities during adulthood.
cohort differences make it appear that older people are more intelligent than
younger people.
women are smarter than men.
Question 6The research design that involves testing groups of subjects of different ages multiple times and comparing their scores with their own scores in previous periods and with the scores of new groups of adults of the same ages is called
longitudinal or long-term research.
cross-sectional research.
cross-sequential research.
retesting research.