Looking at #correlation plots, I sometimes see R² ("R-squared") reported instead of the Pearson correlation coefficient r. While R² = r² holds in simple linear regression, reporting R² alone can mislead by omitting directionality. I have summarized the key differences between r and R² and tried to give a best-practice guide on when to use each:

🌍 fabriziomusacchio.com/blog/202…

#Python #Statistics #DataScience #Neuroscience