(Statistics)Which of the following is NOT a characteristic of a least squares regression line?

Amber had 1/6 of a pie left after the bake sale. rihanna had 3/8 of a pie left. what fraction of a pie did they have altogether?

The graph of a line gets what as the value of the slope gets bigger

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?