Demand for Academics

Demand for Academics

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run in the shared folder


run 9_21_playing with

Model weight = height. (reduced model)

Model weight = height sex. (full model)

Which one is the better model? Explain.

The variables are htin4, wtkg3 and sexvar.

Write out the full model in terms of the fitted coefficients (including beta nought, beta sub 1).

If a woman is 65 inches tall, what is the predicted weight, based on this dataset?

If a man is 65 inches tall, what is the predicted weight?

Is the model homoskedastic or heteroskedastic? Discuss.

Identify 5 outliers and discuss their effect on the model.

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