Answer Happy

Choose the correct interpretation for the coefficient α (alpha)
in the following multiple regression model:
Group of answer choices
the change in the mean value of the dependent variable y that
corresponds to a one-unit increase in the independent variable ,
holding the values of all other independent variables in the model
constant.
the predicted level of the dependent variable y when all
independent variables x are zero.
the predicted level of the dependent variable y when all
independent variables x are constant.