In Problem 13.8 on page 526, you used the number of Internet users to predict the number of Facebook users by country (stored in Internet ). Based on these results evaluate whether the assumptions of regression have been seriously violated.

Problem 13.8

The file Internet contains data about Internet users and Facebook users as of December 31, 2017, based on a sample of 40 Asian and African countries. Suppose you want to develop a simple linear regression model to predict the number of Facebook users based on the number of Internet users of a country (both measured in million persons).