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Estradiol is a sex hormone. It not only has a critical impact on reproductive and sexual function, but it also affects other organs, including bones.

Estradiol is a sex hormone. It not only has a critical impact on reproductive and sexual function, but it also affects other organs, including bones. Using the dataset "estradl.dta," (under resources, homework files, estradl.dta) run a regression using Body Mass Index (BMI) as the independent variable, and estradiol levels (ES_1) as the dependent variable. Save the standardized residuals, unstandardized and standardized predicted values, and the mean and individual prediction intervals. After you run the regression, plot the scatterplot of the standardized residuals (y axis) and the standardized predicted values (x axis). Which of the following statements about heteroscedasticity (i.e. violation of the common variance assumption) is the best based on the output?

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Name 2=0), gen(bla.. . regress ES_1 black "Black" Source ES_1 n 1 *African-A.. df MS Number of obs 210 F (1, 208) 16.46 Race cation Model 12364. 8859 1 12364.8859 Prob > F 0.0001 Entage 111 Residual 156271.886 208 751.307143 R-squared 0.0733 Numchild Adj R-squared 0.0689 Agetbo Total 168636.772 209 806.874506 Root MSE 27.41 Arrykids Agemenar ES 1 Coef. Std. Err. [95% Conf. Interval] BMI 111 black -16.9857 4. 186944 -4.06 0.000 -25.23999 -8. 731413 Properties con's 55.10683 3.538614 15.57 0.000 48.13069 62.08298

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