The coefficient of determination (r2) tells us a. whether r has any significance. b. the proportion of total variation that is explained. c. that we should not partition the total variation. d. that the coefficient of correlation (r) is larger than 1.

Graham’s monthly bank statement showed the following deposits and withdrawals. -$25.20, $42.75, -$22.04, -$18.50, $74.11. part a if grahams baldness in the account was $37.86 at the beginning of the month,! 27/4! 2// the account balance at the end of the month? ? plz i will give you 100 points