If we're looking for the best-fit line, how does the sums of squares help us? Positive sums of squares indicate lines with good fit. O The sum of squares doesn't help, we need to look at the...

Extracted text: If we're looking for the best-fit line, how does the sums of squares help us? Positive sums of squares indicate lines with good fit. O The sum of squares doesn't help, we need to look at the residuals. We want to minimize the sum of squares. We want to maximize the sum of squares