Jestion 6 of 10 4.0 Points A random sample of 8 applicants for a certain foreign job is selected. The number of years that these applicants have studied French in high school or university, X, and the mark which they obtained in a proficiency test in French, Y, are recorded. The following information is given: 2X =32 ZY =528 ZXY=2136 2X2 =130 2Y2 =34872 Fitting a regression line, which of the following statements is incorrect? . Q A. b1 =12 . O B. \\7 =12+18Xi o O C. Mean of X values = 4 Mean on values = 66 o O D. The predicted mark obtained if an applicant studied French for two years is 42. . OE.bD=18