The following function is cumulative distribution function. F(x) = {0 x < -15
0.30 -15 < x < 45
0.70 45 < x < 75
1 75 < x}
Determine the requested probabilities. Round your answers to two decimal places

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.

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

5,678.321 what place value is the 1 in