Question: Use the same variables as in Exercise 1, but do the analysis separately for whites and blacks. Click Data, Split File, and then select Organize

Use the same variables as in Exercise 1, but do the analysis separately for whites and blacks. Click Data, Split File, and then select Organize Output by Groups. Insert RACECEN1 into the box and click OK. (Be sure to remove SEX from the box if it is still there from the previous exercise.) Now, SPSS will split your results by RACECENL
a. Is there any difference between the regression equations for whites and blacks?
b. What is the predicted number for whites and blacks with the same number of siblings: one sibling, four siblings, and seven siblings?

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a The slope of the white equation is 120 and the slope of the black e... View full answer

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