Two independent samples are drawn from two populations, and the following information is provided. 
We want to test the following hypotheses. 
a.Determine the degrees of freedom.
b.Compute the test statistic.
c.At 95% confidence, test the hypotheses. Assume the two populations are normally distributed and have equal variances.
Definitions:
Group Behavior
The actions, attitudes, and dynamics that emerge from the interactions of individuals within a collective or group setting.
Same-Sex Couples
Romantic or spousal partnerships between two individuals of the same sex.
Sociology
The study of human societies and the groups that form those societies.
Political Science
The systematic study of government, political processes, political behavior, and political institutions.
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