What is the answer please help me

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

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.

The graph shown is the graph of which function?