Pearson correlation (r)

i am looking Pearson correlation ( r ) guideline

Built into R's base stats package is the cor() function,

https://www.rdocumentation.org/packages/stats/versions/3.6.1/topics/cor

Note that you can set method="pearson"


## Two simple vectors
cor(1:10, 2:11, method = "pearson") 
#> [1] 1

Created on 2019-11-08 by the reprex package (v0.3.0)

If you're looking for me, check out the R-package polycor.