What are the coefficients of correlation between miles per gallon and horsepower? Between miles per gallon and the weight of the car? What are the directions and strengths of these coefficients? Do the coefficients of correlation indicate a strong correlation, weak correlation, or no correlation between these variables?

mpg wt hp mpg 1. 000000 -0.870048 -0.776767 wt -0. 870048 1. 000000 0 . 649375 hp -0. 776767 0 . 649375 1. 000000