101B_midterm_review_question

40 043 feelhs1 1 051 percvtc1 1 call

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Unformatted text preview: 40 0.43 Feelhs1 1 0.51 Percvtc1 1 Call: lm(formula = safety1 ~ feelhs1 + percvtc1) Residuals: Min 1Q Median 3Q Max ­52.048 ­13.824 0.337 13.070 51.633 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 15.48496 2.98086 5.195 3.00e­07 *** feelhs1 0.23858 0.04524 5.273 2.01e­07 *** percvtc1 0.27591 0.04154 6.642 8.20e­11 *** ­­­ Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 Residual standard error: 19.3 on 493 degrees of freedom Multiple R­squared: 0.2274, Adjusted R­squared: 0.2242 F­statistic: 72.54 on 2 and 493 DF, p­value: < 2.2e­16...
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