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Given the regression equation for the combined model, and the separate regression equations from the tests for males and females. Compare their coefficients. Regression equation

Given the regression equation for the combined model, and the separate regression equations from the tests for males and females. Compare their coefficients.

Regression equation for combined model:gpa = -3.6565961 + 0.08078878 IQ + 0.050483144 se + -0.82220295 sex

Regression equation for males:gpa = -11.688581 + 0.12747435 iq + 0.079108882 se

Regression equation for females:gpa = -2.5481923 + 0.085702272 iq + 0.021150382 se

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