Solve for r, E = v + Ir

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

How many terms does the polynomial x^2 y^2 have

What is the slope of (0,32) and (100,212)