Suppose you are interested in studying the effect of rainfall on sales of umbrellas. You ran the regression and got the following results: Regression Statistics of Multiple R 0.958 R Square 0.917 Adjusted R 0.913 Square Standard Error 3.581 Observations 24 ANOVA df SS MS F Significance F Regression 3122.77 3122.77 243.46 0.00 Residual 22 282.18 12.83 Total 23 3404.96 Intercept Rainfall Coefficients Standard Error t-stat -19.074 0.450 2.372 0.1 P-value Lower 95% Upper 95% -5.656 0.00 -12.081 0.00 0.390