Which of the following is not a necessary condition for regression analysis. - 6064

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 Which of the following is not a necessary condition for regression analysis.

a. The standard deviation of each of the conditional distributions must be the same.

b. The Y values are independent.

c. For each X value, there is a group of Y values and these Y values are normally distributed.

d. The slope of the regression line is positive (increasing).

 
Solution Description

Which of the following is not a necessary condition for regression analysis.