Exercise

Simple Linear Regression

The fundamental phenomenon suggested by the study is that better looking teachers are evaluated more favorably.

Let's create a scatterplot to see if this appears to be the case.

Instructions

100 XP
  • Create a scatterplot for the average beauty rating of a professor bty_avg (x value) and score (y value).
  • Before drawing conclusions, compare the number of observations in the data frame with the approximate number of points on the scatterplot. Do you notice anything awry?