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STATS Learn 8 IA Problems Solution




Question;.1 the following sample observation were randomly selecteddetermine the corellation coffecient2.3. 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#60629 | Written in 18-Jul-2015

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