Question: Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) -1.374016 A -1.70 0.045141 * waiting 0.043714 0.011098 B 0.000052 *** --- Signif. codes: 0 '***' 0.001

Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) -1.374016 A -1.70 0.045141 * waiting 0.043714 0.011098 B 0.000052 *** --- Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1 Residual standard error: 0.4965 on 270 degrees of freedom Multiple R-squared: 0.8115, Adjusted R-squared: 0.8108 F-statistic: 1162 on 1 and 270 DF, p-value: < 2.2e-16

How to calculate values of A and B in the above ?

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