### Possible Answer

Summary: When you have a set of (x,y) data points and want to find the best equation to describe them, you are performing a regression. You will learn how to find the strength of the association between your two variables (correlation coefficient), and how to find the line of best fit (least ... - read more

A simple, step by step guide about how to find the Pearson's correlation coefficient, r, and how to calculate the coefficient of determination on your TI-89 calculator. - read more

Please vote if the answer you were given helped you or not, thats the best way to improve our algorithm. You can also submit an answer or search documents about how to find coefficient of correlation on ti 89.