Difference between Correlation & Regression :
| Basis | Correlation | Regression |
| Relationship | Correlation tells the degree of average relationship between two or more variables. | Using relationship between known variables and unknown variables, the unknown variable is estimated |
| Cause & Effect | Unable to tell which series is the cause and which is the effect, despite high degree of correlation. | The given independent variable is the ‗cause‘ and dependent variable is the effect. |
| Change in scale | Unaffected by the change of origin and scale. | Regression coefficient is affected by change in scale. |
| Application | Limited Application. | Wider Application. |
