Problem. 6: Compute dy and Δy of the function y= sqrt of x- 4 as x goes from 5 to 5.2. dy =

?

Δy =

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.