What is the usage of p-value in statistics ?
The p-value is used to assess whether the slope coefficient is equal to zero, which is the null hypothesis. The null hypothesis can be rejected at this level of significance,…
What is QQ plot and how to interpret it ?
A QQ (Quantile-Quantile) plot is a visual tool for determining if a collection of data fits a specific theoretical distribution. Although it can be used to evaluate various types of…
What is residual?
The difference between the actual value, Yi, and the predicted value resulting from the regression is the residual.
What is the application of the multiple linear regression model?
The ability to take into account several underlying influences (independent variables) on the dependent variable makes multiple linear regression a significant tool for understanding investment issues. It can be applied…