You Listen to a Speech Proposing Some Reasonable Ideas, but the Speaker

question 90

Multiple Choice

You listen to a speech proposing some reasonable ideas, but the speaker is someone of whom you have a very low opinion. You are likely to be persuaded by the speech

• A) at first, but the influence will quickly dissipate.
• B) much later, but not at first.
• C) strongly both at first and later on.
• D) at no time at all.

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Definitions:

External Validity

The extent to which the results of a study can be generalized to and across other situations, people, settings, and time periods.

Power Analysis

A statistical method used to determine the sample size required to detect an effect of a given size with a specific degree of confidence.

Sample Size

The number of observations or participants in a study, significant for determining the study's statistical power.

Internal Validity

The extent to which a study can demonstrate a clear cause-and-effect relationship, limiting the impact of external variables.