Thank you!

Question 20 3 pts One of the main reasons to calculate a Pearson's r correlation between two variables is to nd the linear equation for a regression line that could be used to accurately predict a participant's score on one variable based on their score on a second variable. The level of prediction accuracy is measured by minimizing the amount of ______ ? 0 mean scores needed 0 squared error 0 the number data points in the sample 0 degrees of freedom