Question: Linear model and error variance 3. Imagine you are evaluating a simple linear model and you end up with the following actual and predicted values

Linear model and error variance

3. Imagine you are evaluating a simple linear model and you end up with the following actual and predicted values of Y: Y Y-hat 42 44 54 53 46 47 48 46 45 45 MY = 47 MYhat= 47 SDY = 4 SDYM: 3.16 Calculate error variance and R2 for the model. Show your work (8 points)

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