Compute the least squares line from summary statistics
The least squares line predicts the response variable \(y\) from the explanatory variable \(x\)
| Summary value | Given |
|---|---|
| \(r\) | 0.4 |
| \(\bar{x}\) | 14.3 |
| \(s_x\) | 3.6 |
| \(\bar{y}\) | 20.5 |
| \(s_y\) | 6.9 |
The least squares line predicts the response variable \(y\) from the explanatory variable \(x\)
| Summary value | Given |
|---|---|
| \(r\) | 0.4 |
| \(\bar{x}\) | 14.3 |
| \(s_x\) | 3.6 |
| \(\bar{y}\) | 20.5 |
| \(s_y\) | 6.9 |