Question: 1. Suppose we fit a multiple linear regression model and get the following R-output. Call: Im(formula = y ~ x1 + x2 + x3 +

1. Suppose we fit a multiple linear regression model and get the following R-output.

following R-output. Call: Im(formula = y ~ x1 + x2 + x3

Call: Im(formula = y ~ x1 + x2 + x3 + x4) Residuals : Min 1Q Median 30 Max -2.598 -0.498 0.037 0.594 1.800 Coefficients : Estimate Std. Error t value Pr(>Itl) (Intercept) 1.173 0. 096 12.2 F) x1 1 184.95 184.95 206.3966

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