A Study on Cognitive Abilities Compared Data Collected Simultaneously from People

question 30

Multiple Choice

A study on cognitive abilities compared data collected simultaneously from people of different ages.A major confounding variable in this type of study is ____.

• A) the typically high attrition rate
• B) the Hawthorne effect
• C) that there is no control group
• D) that experiential differences might account for IQ score differences

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Definitions:

Sexual

Relating to the biological differences between males and females, and aspects concerning physical or emotional attraction, activities, and relationships.

Aggressive

Showing readiness to attack or confront; characterized by aggression.

Relaxant

A substance or activity that helps reduce tension, anxiety, or stiffness.

Alcohol

A chemical compound that is a psychoactive drug, commonly found in beverages such as beer, wine, and spirits, and can affect the central nervous system.