Exercise

Fitting a regression with a categorical x

You'll now fit a regression model with the categorical variable rank as the explanatory variable and interpret the values in the resulting regression table. Note here the rank "teaching" is treated as the baseline for comparison group for the "tenure track" and "tenured" groups.

Instructions 1/2

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Fit a linear regression model between score and rank, and then apply the wrapper function to model_score_4 that returns the regression table.