The mad for the fall data is 2.8 cookies. the mad for the spring data is 2.6 cookies. express the difference in means as a multiple of the larger mad.
(the mean for the spring is 24 and the mean for the fall is 23.)

Although changes result from business transactions, the equality of the fundamental bookkeeping equation must remain. t/f

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?