$6\mathrm{.}15$ LAB: Regression with categorical predictors$6\mathrm{.}16$ LAB: Regression with nonlinear relationshipsLoad the mtcars.csv data set into a data frame.Create a new column in the data frame, exp$\_$wt$,$ that is the negative exponentiation of of the column wt$.$Use the ols function to perform a multiple regression with mpg as the response variable and wt and exp$\_$wt$,$ in that order, as the predictor variables.Create an analysis of variance table using the results of the multiple regression.