Researchers Found That Adding Irrelevant Information to a Persuasive Message

question 62

Multiple Choice

Researchers found that adding irrelevant information to a persuasive message about carbon dioxide capture and storage technology made the relevant part of the message ______________.

• A)less persuasive
• B)more persuasive
• C)no more or less persuasive than without the additional information
• D)less persuasive, but only when no source was identified.

---

Definitions:

Random-Assignment Design

A research method used to evenly distribute participants across various groups by chance, minimizing pre-existing differences between those groups.

Control Group

In experimental research, a group of subjects that does not receive the treatment being tested, used as a benchmark to measure the effects of the treatment on the experimental group.

Independent Variable

The variable in an experiment that is manipulated by the researcher to observe its effects on the dependent variable.

Experimental Group

In research, a group of subjects who are exposed to the variable under investigation to assess its effect.