A Researcher Conducts an Experiment in Which Half of the Participants

question 42

Multiple Choice

A researcher conducts an experiment in which half of the participants read a story designed to reduce prejudice (story group) ,whereas the other half of the participants read material unrelated to prejudice (control group) .After reading the material,half of the participants describe a minority group while alone,and the other half describes a minority group in the presence of their peers.The dependent variable is the number of positive statements made about the minority group.The mean number of positive statements in the four conditions was:
$\begin{array}{r}\text { AlonePeer }\\\begin{array}{lll}\text { Control } & 1 & 2\\\text { Story } & 5 & 1\end{array}\end{array}$

$\begin{array} { l l l } \end{array}$
Although the final conclusions would be based on statistical significance tests,these results indicate a(n)

• A) main effect of the control versus story variable.
• B) main effect of the alone versus peer group variable.
• C) interaction.
• D) interaction,as well as a main effect of both the control versus story variable and the alone versus peer group variable.

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Definitions:

Production Line Method

A manufacturing process in which parts or components of an end product are made in a sequential order, thus enhancing efficiency and productivity.

Empowerment

The process of giving individuals or groups the authority, resources, and confidence to take control of their circumstances and achieve their own goals.

Suggestion Involvement

Active participation in generating and sharing ideas or solutions to contribute to a group or project.

Theory X

A management theory suggesting that employees are inherently lazy and will avoid work if they can, necessitating a controlling management style.