I need to know how and why I can reject the null hypothesis with this regression analysis.

This is a regression analysis with the y-variable as debt and the X-variable as income. My question is how do I either reject or accept the hypothesis. Ho: there is no association between the level of income and the medical debts Ha: there is an association between the level of income and the medical debts SUMMARY OUTPUT Regression Statistics Multiple R 0.217435713 R Square 0.047278289 4.7% of the total variation of debt can be explained using income as a predictor. Adjusted R Square 0.046394503 Standard Error 875.5277757 Observations 1080 ANOVA df SS MS F Significance F Regression 1 41006651.6 41006651.6 53.4951552 5.0484E-13 Residual 1078 826339699 766548.886 Total 1079 867346351 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept 546.7967937 38.3644731 14.2526861 2.3466E-42 471.519289 622.074298 471.519289 622.074298 Income -0.002499339 0.00034172 -7.3140382 5.0484E-13 -0.0031698 -0.0018288 -0.0031698 -0.0018288