A regression analysis (involving 45 observations)relating a dependent variable (Y)and two independent variables resulted in the following information. 
The SSE for the above model is 49.
When two other independent variables were added to the model,the following information was provided. 
This latter model's SSE is 40.
At 95% confidence test to determine if the two added independent variables contribute significantly to the model.
Definitions:
Lesbian Relationships
Romantic or sexual relationships between women.
Husband And Wife Roles
Traditional or societal expectations regarding the duties and responsibilities of spouses within a marriage.
Work For Pay
The engagement in activities or jobs that result in financial compensation or salary.
Heterosexual Couples
are romantic or marital partnerships formed between individuals of opposite genders, typically involving sexual and emotional intimacy.
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