Write an expression for the total number of students in the class if everyone is at school.

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3

The data set represents the ages of players in a chess club. 27, 34, 38, 16, 22, 45, 54, 60. what is the mean absolute deviation of the data set?

Of to(3, 4) (2,1) (3,7) (5,2) (5,-2) (3, 3) (-2, 3) (1,2) (-4,-2) (-3, 1) (4, -1) (-1, 1) 10 v 29