Solve (3^p times 81 = 9) for p

Someone . me. compound probability

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.

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?