Cross-sectional research studies gather data from many people who are of the same age, and compare them to others who are at a different age,
and thus a different level of development. The name for a group of people who are the same age and thus were raised during the same time period is a(n) __________
a. control group
b. experimental subject group
c. cohort
d. schema
Answer: C
You might also like to view...
Cross-sectional research by Schaie on the development of intellectual ability in adulthood was carefully controlled to account for cohort effects. This research found that
a) most people improve in basic mental ability during adulthood. b) the majority of people decline considerably in mental ability as they age. c) people are gradually becoming more intelligent in an increasingly complex society. d) individual abilities are primarily a function of genetic endowment; therefore, overall intelligence either increases or decreases as a unit.
Nina is concerned about the effectiveness of Depo-Provera as a contraceptive strategy. What should you tell Nina about the failure rate?
A) The failure rate is similar to that of the diaphragm. B) The failure rate is only about 7%. C) The failure rate is lower than the IUD but higher than oral contraceptives. D) The failure rate is comparable to sterilization.