Why Are Control Groups Included in Experiments

question 195

Multiple Choice

Why are control groups included in experiments?

• A) to determine whether two variables are related
• B) to ascertain cause-and-effect relationships
• C) to ensure that participant characteristics are essentially the same in each group
• D) to ensure that the results may be generalized to the population

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Definitions:

Traveling By Plane

The act of moving from one place to another distant place by aircraft, commonly used for long-distance travel.

Minimum Value

The lowest value in a given set of data or the lowest point on a function's graph.

Opportunity Cost

Giving up possible rewards from different alternatives by choosing one path.

Attending Class

The act of being present at scheduled educational lessons or seminars.