Exercise

Income and vegetables

As we saw in a previous exercise, the variable '_VEGESU1' represents the number of vegetable servings respondents reported eating per day.

Let's estimate the slope of the relationship between vegetable consumption and income.

Instructions

100 XP

Extract the columns 'INCOME2' and '_VEGESU1' from subset into xs and ys respectively.
Compute the simple linear regression of these variables.