Errors and Fit Quality

Question:

Start Quiz:

Solution:

INSTRUCTOR NOTE:

Around 1:00 into the video, Katie writes -100 and +100 as the errors for the first and last points respectively in the sample linear regression. Since we defined error as the actual network - predicted networth, the signs should be swapped, i.e. the first point should have an error of +100 and the last point -100.

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