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Unformatted text preview: p=0.857 and greater than 0.05, the null hypothesis (α=0) is not rejected. The y-intercept is not significantly different from zero. 4. Regression Statistics Multiple R (r) 0.998689 R Square (r 2 ) 0.99738 Adjusted R Square 0.997179526 Standard Error 0.039478077 Observations 15 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Intercept (a) -0.02907 0.023905163-1.2162773 0.24550267 1-0.08071927 0.0225686 56 Density (b) 0.50714 0.007207678 70.3612388 3.58932E-18 0.491569894 0.5227123 76 Regression Equation: Lcort= -0.029+0.507 x density Since the p-value for the slope is p=3.589E-18 and less that 0.05, the null hypothesis (β=0) is rejected. The slope is significantly different from zero. Since the p-value for the y-intercept is p=0.246 and greater than 0.05, the null hypothesis (α=0) is not rejected. The y-intercept is not significantly different from zero....
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This note was uploaded on 06/28/2011 for the course BY 245 taught by Professor Dr.angus during the Spring '11 term at University of Alabama at Birmingham.
- Spring '11