Exercise

# Regression coefficient

What is the formula for the regression coefficient \(B_1\) ?

Given that:

- \(SD_y\) the standard deviation of \(Y\),
- \(SD_x\) the standard deviation of \(X\), and
- \(r\) is the correlation coefficient.

Instructions

**50 XP**

##### Possible Answers

- \(B_1 = r*(SD_y/SD_x)\)
- \(B_1 = r*(SD_x/SD_y)\)
- \(B_1 = (SD_y/SD_x)\)
- \(Y = r*(SD_y/SD_x)\)