I. Introduction - University of Florida
... x-values sampled. (see picture for why this happens) Thus, r mainly useful when both X and Y randomly sampled. Example (p. 286): How strong is association between x = high school GPA and y = college GPA at end of second year of college? We’ll find a very weak correlation if we sample only Harvard st ...
... x-values sampled. (see picture for why this happens) Thus, r mainly useful when both X and Y randomly sampled. Example (p. 286): How strong is association between x = high school GPA and y = college GPA at end of second year of college? We’ll find a very weak correlation if we sample only Harvard st ...
