The Analysis of Variance (ANOVA) Table 2: The ANOVA Table below describes a particular regression analysis. Use this information to answer the questions below. a) Fill in the missing blanks on the following ANOVA table (Enter your answers as whole numbers): ANOVA Source Regression Error (Residual) Total 120 b) State the model equation: Y = Bo + B1x1 + Bzxz + Bax3 c) What was the sample size of the dataset this model was built upon? (Enter your answer as a whole number) d) What are the error degrees of freedom of the model fit? (Enter your answer as a whole number:)
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We would need to know the sum of squares for regression and error (residual), as well as the degrees of freedom for each. Show more…
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Given the following partial multiple regression ANOVA table. Source SS df X1 535.9569 1 X2 1,167.5634 1 X3 18.9886 1 Error 3,459.6803 8 a. [2] How many observations were in the sample? b. [2] What is the total sum of squares and the degrees of freedom for total sum of squares? c. [2] What is the mean squared error? d. [2] Calculate the explained variation. e. [2] Calculate the proportion of the variation explained by the multiple regression model.
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