Social Variables Tammy's Experiment Compared the Effectiveness of Videotape and Textbook

question 49

Multiple Choice

Social Variables Tammy's experiment compared the effectiveness of videotape and textbook presentation of a history lesson.Unexpectedly, her demeanor changed with each treatment condition.She appeared worried during the videotape condition because the audiovisual equipment periodically broke down.In contrast, she seemed relaxed in the textbook condition during which subjects read from a book.Which problem does this illustrate?

• A)confounding by a context variable
• B)experimenter bias
• C)history threat
• D)selection threat

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Definitions:

Indirect Communications

Communication that happens through non-direct pathways, often relying on implication or suggestion rather than direct statements.

Public Pressure

The influence exerted by the general public or specific groups to impact decisions, actions, or policies of individuals, corporations, or governments.

Public Affairs Professional

A specialist who manages an organization's interactions and communications with governmental bodies, the media, and the public.

Public Information Officer

A designated individual responsible for communicating an organization's information to the public and handling media inquiries.