manager at a local bank analyzed the relationship between monthly salary (y, in $) and length of service (x, measured in months) for 30 employees. She estimates the model: Salary = β0 + β1 Service + ε. The following ANOVA table summarizes a portion of the regression results.   df SS MS F Regression 1 555,420 555,420 7.64 Residual 27 1,962,873 72,699   Total 28 2,518,293   Coefficients Standard Error t-stat p-value Intercept 784.92 322.25 2.44 0.02 Service 9.19 3.20

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Q: A manager at a local bank analyzed the relationship between monthly salary (y, in $) and length of…

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Q: Can the prediction be correct? If not, what is wrong?

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A:

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Q: 12 of R²

A:

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A:

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