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B a bbhosted.cuny.edu Question Completion Status: Attach File Browse My Computer Browse Content Collection Browse Dropbox QUESTION 27 5 points Save Ans In the following
B a bbhosted.cuny.edu Question Completion Status: Attach File Browse My Computer Browse Content Collection Browse Dropbox QUESTION 27 5 points Save Ans In the following data set, the equation of the regression line to predict GPA from Age is y = .15x-.08. This line predicts that a person who is 23 years old will have a GPA of 3.27. However, looking at the data itself, a 22-year-old has a 3.9 GPA and a 25-year-old has a 3.6 GPA, so shouldn't a 23-year-old have a GPA which is somewhere between 3.6 and 3.9? Explain why this prediction comes about (and makes sense), given the relationships we see in the data. Age GPA 30 4.0 18 2.0 3.6 22 3.9 TTTT Paragraph + Arial 4 3 (12pt) - - T . .Q Dia fx Mashups . " +BBM CSS Words:0 Path: p 12 points Save Answer QUESTION 28 A health research institute collects information from 20 individuals on the number of years they have spent smoking cigarettes, and their age of death. The data is summarized below: Ex = 1257 [v2 = 836 Save All Answers Save and Subm Click Save and Submit to save and submit. Click Save All Answers to save all answers. 520 3 OCT MacBook Pro
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