Coefficient Standard Error t-statistic p-value Intercept 4.00 0.800 5.00 0.000 X 0.12 0.045 ? Source of Variation Sum of squares Degrees of freedom Mean square F-statistic p-value Regression 1400.1 1 1400.1 ? 0.016 Error 3535.2 18 196.4 Total 4935.3 19