What does a coefficient of correlation of 0.70 infer?
A. Coefficient of determination is 0.49
B. Almost no correlation because 0.70 is close to 1.0
C. 70% of the variation in one variable is explained by the other
D. Coefficient of non-determination is 0.30
A researcher was investigating the relationship between the variables grades in high school and grades in college. The investigator wanted to determine if a relationship existed and if so, to what ex