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I need help answering the questions below. The table of information to use to answer these questions, is located below these questions. Input variables into
I need help answering the questions below. The table of information to use to answer these questions, is located below these questions.
- Input variables into Excel and run Regression analysis from the Data tab.
- List the following in determining best-fit model:
- Linear model between only x1-variable and y with correlation coefficient (r-squared) and SSE (Sum of Squares for Residual)
- Linear model between only x2-variable and y with correlation coefficient (r-squared) and SSE (Sum of Squares for Residual)
- Linear model between x1, x2 and y with correlation coefficient (r-squared) and SSE (Sum of Squares for Residual)
- Determine which model offers best fit and why (compare the Correlation coefficients and Sum of Squares of the residuals)
- Using the best-fit model, list the following in determining significance:
- F-test: F-value and significance of linear model
- T-test for x1-variable: t-value and p-value for significance of variable
- T-test for x2-variable: t-value and p-value for significance of variable
Student GPA Program Return
1 3.78 1 1
2 2.38 0 1
3 1.30 0 0
4 2.19 1 0
5 3.22 1 1
6 2.68 1 1
98 2.57 1 1
99 1.70 1 1
100 3.85 1 1
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