Which of the Following Are True Assumptions Underlying Linear Regression

question 51

Multiple Choice

Which of the following are true assumptions underlying linear regression: 1) for each value of X,there is a group of Y values which is normally distributed;2) the means of these normal distributions of Y values all lie on the straight line of regression;and/or 3) the standard deviations of these normal distributions are equal?

• A)Only (1)and (2)
• B)Only (1)and (3)
• C)Only (2)and (3)
• D)All of them

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