Using the previous problem, what is the rate at which the shadow changes when the person is 10 ft from the wall,
if the person is walking away from the wall at a rate of 2 ft/
sec

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

Issof claims that the scale factor is 1/2. which statement about his claim is correct

What is the slope of the line that contains the points (-2,1) and (0,-3)