You Recently Read a Study in Which the Researchers Concluded

question 20

Multiple Choice

You recently read a study in which the researchers concluded that after age 60, women's IQs drop dramatically. This conclusion was based upon comparisons of women born between 1910 and 1930 and women born between 1960 and 1980. Based upon this information, the comment you would most likely make is

• A) this is not a valid result because men were not included in the study.
• B) longitudinal research doesn't work well when looking at IQ over time.
• C) cohort effects likely account for the observed differences.
• D) whoever conducted this study is negatively biased against older women.

---

Definitions:

Modal Age

The most frequently occurring age in a given dataset.

Display Behaviours

Observable actions or reactions, often in response to social situations, that communicate something about the individual to others.

Air Pollution

The presence of harmful or excessive quantities of substances, including gases, particulates, and biological molecules, in the Earth's atmosphere, which can lead to health problems and environmental damage.

Cognitive Development

The process of growth and change in intellectual capabilities such as thinking, reasoning, and understanding.