Based on the Summary Output below, what does the Slope equal? SUMMARY OUTPUT Regression Statistics Multiple R 0.270 R Square 0.073 Adjusted R Square 0.031 Standard Error 36.201 Observations 24 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept 222.61 29.31 7.60 1.4E-07 2E+02 3E+02 Age -1.50 1.14 -1.32 0.2017 -4E+00 9E-01