Two variables are correlated with r = -0.937. What is the best description of the strength and direction of the association between the variables?
O strong negative
o moderate negative
O moderate positive
O strong positive

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?