For the regression line Y = -1 + 2.5 X, which of the following is not true O When X increases by 1 unit, Y increases by 2.5 units. When X=10, the prediction of Y is 24. The intercept -1 is the predicted value of Y when X=0. C None of them is wrong. 1 point Which of the following is not true about the estimation? O Bo, B1 are (population) parameters. D Disturbance u is a (population) parameter. Bo, B1 are (population) parameters. Bo, B1 are estimators. O b,c and d