For a Pearson correlation, we need two variables. Typically, both variables need to be
continuous, normally distributed, and unbounded, like height or age. If a variable is categorical,
like profession, or if there are a lot of bounded scores, like a lot of 0s or 100s on a test,
it won’t work.
The test score for a Pearson correlation is r, which has a range from -1 to +1. The r score tells you Read More