Which Is Said to Explain the Social Facilitation Effect

question 125

Multiple Choice

Which is said to explain the social facilitation effect?

• A) The presence of others increases normative social influence.
• B) The presence of others decreases normative social influence.
• C) The presence of others increases a person's arousal.
• D) The presence of others decreases a person's arousal.

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Definitions:

Kruskal-Wallis Test

A nonparametric test used to compare three or more groups based on ranks of data points rather than means or medians.

One-tail

One-tail refers to one-sided tests in hypothesis testing where the critical area of a distribution is one-sided, either to the right or left, focusing on a specific direction of interest.

Two-tail

A term used in statistical tests where the critical region is split between both ends of the distribution, testing for either significantly greater or lesser outcomes than the expected value.

Kruskal-Wallis Test

A non-parametric method for testing whether samples originate from the same distribution, often used as an alternative to one-way ANOVA when the assumptions of ANOVA are not met.