Question

Alana is indignant that her favorite author takes too long to write new books. To determine how atypical her favorite author's speed is, Alana looked at how writing speed varies between different active authors.
For her favorite novelists, she recorded the number of years they had been actively writing, x, and how many novels they had written, y.
The least squares regression line of this data set is:
y=1.325x–45.768
Complete the following sentence:
For each additional year, the least squares regression line predicts that an author would have written an additional
novels.

Answer 1

For each additional year, the least squares regression line predicts that an author would have written an additional **1.325** novels.