Introduction to Econometrics 3rd Edition by James Stock, Mark Watson

تمرين 2

Values of height in inches ( X ) and weight in pounds (Y ) are recorded from a sample of 300 male college students. The resulting summary statistics are
= 70.5 in.,
= 158 lb, s x = 1.8 in., s Y = 14.2 lb, Sxy = 21.73 in. × lb, and r XY = 0.85. Convert these statistics to the metric system (meters and kilograms).