monsmatglad said:hi.
I am using Stata to do a regression on longitudinal data. However, it does not produce numbers for standardized coefficients. How do I make stata produce the standardised coefficients as part of the regression operation?
Standardized coefficients, also known as beta coefficients, are calculated by dividing each variable's regression coefficient by the standard deviation of that variable. This can be done using statistical software or by hand using a formula.
Standardized coefficients allow for easier comparison of the impact of different variables in a regression model. They also allow for interpretation of the relative strength of the relationship between variables, regardless of the scale of the variables.
No, standardized coefficients cannot be used to make predictions. They are used for interpretation and comparison purposes only. To make predictions, you would need to use the raw coefficients from the regression model.
The magnitude of a standardized coefficient represents the change in the dependent variable for a one standard deviation change in the independent variable. A positive coefficient indicates a positive relationship, while a negative coefficient indicates a negative relationship. A coefficient of zero means there is no relationship between the variables.
No, standardized coefficients and beta coefficients refer to the same thing. They are both measures of the strength and direction of the relationship between variables in a regression model.