SOLUTION: 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 w
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Question 1183471: 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: ∑X =32 ∑Y =528 ∑XY=2136 ∑X2 =130 ∑Y2 =34872 Fitting a regression line, which of the following statements is incorrect? Answer by MathLover1(20850) (Show Source):
