Which of the following statements about
the t-statistic in regression
is not true?
a. The t-statistic provides some idea of how well
a predictor predicts the outcome variable.
b. The t-statistic is equal to the regression
coefficient divided by its standard deviation.
c. The t-statistic can be used to see whether a
predictor variables makes a statistically significant contribution
to the regression model.
d. The t-statistic tests whether the regression
coefficient, b, is equal to 0.