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01/03
Question 1: A scatter plot shows points that generally go up as increases, and they cluster fairly close to a straight line. Which statement is most accurate?
Question 2: Which statement about the least squares regression line is always true?
Question 3: A least squares line is . The mean of is . What must the mean of be (assuming this line was computed from the data)?
StatisticsMEDIUM

Linear Regression Quiz with Answers

Questions on trend lines, least squares, correlation r, residuals, and r² with explanations.

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Linear Regression Quiz with Answers