Why Does a Good Experiment Include a Control Group

question 7

Multiple Choice

Why does a good experiment include a control group?

• A) it increases the number of people in the study, and hence, the generalizability of the results
• B) it gives us information about how participants would perform without experiencing the experimental treatment
• C) it eliminates the effects of external validity
• D) control groups have been an established part of scientific tradition for many decades

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Definitions:

Agreeableness

A personality trait characterized by warmth, kindness, and a cooperative disposition.

Extraversion

A characteristic of personality marked by being outgoing, chatty, bold, and displaying intense feelings openly.

Openness

A personality trait associated with someone's willingness to experience new activities, ideas, or ways of thinking.

Individualism

The principle of being independent and self-reliant, often prioritizing personal freedom and goals over collective ones.