**How To Find Correlation Coefficient On Ti 84**. Use the formula zyi yi ȳ s y and calculate a standardized value for each yi. Conversely r-1 means that your Regression Line passes through the given x-y data with a negative slope.

Step 1 Press the 2nd key at the top of the keypad and then press the 0 key. Find the Correlation Coefficient r on Your Calculator TI83 84 Step 0. After this you just use the linear regression menu.

### Fortunately theres a function in Excel called CORREL which returns the correlation coefficient between two variables.

How do you find r on TI 84. In the next screen scroll down to CALCULATE press ENTER to find Correlation Coefficient r on Calculator Remember that a Correlation Coefficient r1 means that your Regression Line passes through the given x-y data with a positive slope. After a few seconds a box should pop up on your calculator screen. Conversely r-1 means that your Regression Line passes through the given x-y data with a negative slope.