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STATS Learn 8 IA Problems

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Question;1.;2.;3.;A;sociologist claims that the success of students in college (measured by their;GPA) is related to their family?s income.;For a sample of 20 students, the correlation coefficient is 0.40. Using the 0.01 significance level, can we;conclude that there is a positive correlation between the variables?;4.;5.;6.;In a;multiple regression equation, k=5 and n=20, the MSE value is 5. 10, and SS total is 519.68. At the.05 significance level, can we;conclude that any of the regression coefficients are not equal to 0?

 

Paper#61926 | Written in 18-Jul-2015

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