A Researcher Conducts an Experiment in Which She Wants to Look

question 11

Multiple Choice

A researcher conducts an experiment in which she wants to look at the effects of class size on learning.To do this she randomly allocates people to two conditions: in Condition 1 people learn information in a small classroom with 4 other people, in Condition 2 people learn information in a large classroom with another 29 people.Which of the following is a potential confound, threatening the internal validity of the study?

• A)The reliability of the test used to assess learning.
• B)The size of the classroom in which the people learn.
• C)The susceptibility of participants' in Condition 1 agoraphobia.
• D)The susceptibility of participants' in Condition 2 agoraphobia.
• E)The age of people in the two conditions.

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Definitions:

Land

A portion of the earth's surface that is considered property and can include buildings and natural resources.

Abandoned

Property that the owner has deliberately relinquished all right, title, claim, and possession with the intention of terminating ownership but without vesting it in any other person.

Typewriter

A mechanical or electromechanical device used for typing characters onto a medium, usually paper, by means of a keyboard striking an ink-coated ribbon.

Consideration

The value (such as money, a service, or a promise) that is given by one party to another in exchange for performing or promising to perform a certain act.