In a Chi-Squared Test of Independence, the Value of the Test

question 50

True/False

In a chi-squared test of independence, the value of the test statistic was $x ^ { 2 } =$ 15.652, and the critical value at $$\alpha = 0.025$$ was 11.1433. Thus we must reject the null hypothesis at $\alpha = 0.025$ .

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Definitions:

Mere Exposure

A mental effect where individuals grow fond of things simply because they are accustomed to them.

Reciprocal Helping

A cooperative behavior where an individual helps another with the expectation that the favor will be returned in the future.

Altruism

The act of providing help when it is needed, with no apparent reward for doing so.

Social Facilitation

The tendency for individuals to perform differently when in the presence of others than when alone, typically improving performance on simple or well-practiced tasks.