true or false

ent is false. 1) Delphi method is a forecasting method that use historical data on independent variables to predict future demand. 2) The closer the value of the sample correlation coefficient is to -1.00, the worse the predictive ability 2) of the independent variable for the dependent variable (.e. unreliable regression equation). 3) An exponential smoothing model with an alpha equal to 100 is the same as a naive forecasting 3) model