Table 2 shows the results of the estimated regression line including the estimated coefficients, the standard error of the coefficients, the calculated t-statistic, the corresponding p-value, and the bounds of the 95% confidence intervals.
Table 2
Regression coefficients table for Equations (2)–(5)
| Variable | Coefficients | Standard Error | t Stat | P-value | Lower 95% | Upper 95% |
|---|---|---|---|---|---|---|
| Equation (2) for estimating the through–flow ratio in section 1 | ||||||
| Intercept | 2.203265 | 0.268499831 | 8.20583343 | 1.01761 × 10–6 | 1.627390028 | 2.779139755 |
 | –0.71844 | 0.051171953 | –14.03965409 | 1.21738 × 10–9 | –0.828189438 | –0.608683592 |
| n | 3.63647 | 0.343960924 | 10.57233606 | 4.66833 × 10–8 | 2.898747667 | 4.374193288 |
 | –0.0091 | 0.00938583 | –0.96978954 | 0.348608548 | –0.029232882 | 0.011028323 |
| Equation (3) for estimating the through–flow ratio at the edge of the weir crest and each step | ||||||
| Intercept | 1.978494766 | 0.359399821 | 5.504996526 | 6.28928 × 10–7 | 1.261129721 | 2.695859811 |
 | –0.547659485 | 0.081396574 | –6.72828672 | 4.62728 × 10–9 | –0.710127726 | –0.385191244 |
| n | 2.011168407 | 0.38753714 | 5.189614615 | 2.12966 × 10–6 | 1.237641037 | 2.784695776 |
 | 1.093646271 | 0.223567104 | 4.891803183 | 6.57458 × 10–6 | 0.647404464 | 1.539888079 |
 | –0.906794736 | 0.210234452 | –4.313254681 | 5.41151 × 10–5 | –1.326424459 | –0.487165012 |
| Equation (4) for estimating the overflow ratio in section 1 | ||||||
| Intercept | –1.350067951 | 0.30493922 | –4.427334577 | 0.000573841 | –2.00409753 | –0.696038372 |
 | 0.7775316 | 0.07075 | 10.98984594 | 2.86706 × 10–8 | 0.625787942 | 0.929275259 |
| n | –3.811979807 | 0.340880674 | –11.18273959 | 2.30036 × 10–8 | –4.543096139 | –3.080863475 |
 | –0.229292729 | 0.184662603 | –1.241684703 | 0.234753651 | –0.625354621 | 0.166769163 |
| Equation (5) for estimating the overflow ratio at the edge of the weir crest and each step | ||||||
| Intercept | –0.681457476 | 0.307359032 | –2.217138279 | 0.030063029 | –1.295119584 | –0.067795368 |
 | 0.484827239 | 0.069465634 | 6.979382573 | 1.76248 × 10–9 | 0.346134625 | 0.623519853 |
| n | –1.905798548 | 0.326576253 | –5.835692367 | 1.7781 × 10–7 | –2.557829075 | –1.253768021 |
 | –1.329685449 | 0.193151081 | –6.884172975 | 2.60149 × 10–9 | –1.715324024 | –0.944046874 |
 | 1.133872385 | 0.181852553 | 6.235119415 | 3.61663 × 10–8 | 0.770792048 | 1.496952722 |
 | –0.122931895 | 0.022950286 | –5.356442806 | 1.1557 × 10–6 | –0.168753619 | –0.07711017 |
| Variable | Coefficients | Standard Error | t Stat | P-value | Lower 95% | Upper 95% |
|---|---|---|---|---|---|---|
| Equation (2) for estimating the through–flow ratio in section 1 | ||||||
| Intercept | 2.203265 | 0.268499831 | 8.20583343 | 1.01761 × 10–6 | 1.627390028 | 2.779139755 |
| | –0.71844 | 0.051171953 | –14.03965409 | 1.21738 × 10–9 | –0.828189438 | –0.608683592 |
| n | 3.63647 | 0.343960924 | 10.57233606 | 4.66833 × 10–8 | 2.898747667 | 4.374193288 |
| | –0.0091 | 0.00938583 | –0.96978954 | 0.348608548 | –0.029232882 | 0.011028323 |
| Equation (3) for estimating the through–flow ratio at the edge of the weir crest and each step | ||||||
| Intercept | 1.978494766 | 0.359399821 | 5.504996526 | 6.28928 × 10–7 | 1.261129721 | 2.695859811 |
| | –0.547659485 | 0.081396574 | –6.72828672 | 4.62728 × 10–9 | –0.710127726 | –0.385191244 |
| n | 2.011168407 | 0.38753714 | 5.189614615 | 2.12966 × 10–6 | 1.237641037 | 2.784695776 |
| | 1.093646271 | 0.223567104 | 4.891803183 | 6.57458 × 10–6 | 0.647404464 | 1.539888079 |
| | –0.906794736 | 0.210234452 | –4.313254681 | 5.41151 × 10–5 | –1.326424459 | –0.487165012 |
| Equation (4) for estimating the overflow ratio in section 1 | ||||||
| Intercept | –1.350067951 | 0.30493922 | –4.427334577 | 0.000573841 | –2.00409753 | –0.696038372 |
| | 0.7775316 | 0.07075 | 10.98984594 | 2.86706 × 10–8 | 0.625787942 | 0.929275259 |
| n | –3.811979807 | 0.340880674 | –11.18273959 | 2.30036 × 10–8 | –4.543096139 | –3.080863475 |
| | –0.229292729 | 0.184662603 | –1.241684703 | 0.234753651 | –0.625354621 | 0.166769163 |
| Equation (5) for estimating the overflow ratio at the edge of the weir crest and each step | ||||||
| Intercept | –0.681457476 | 0.307359032 | –2.217138279 | 0.030063029 | –1.295119584 | –0.067795368 |
| | 0.484827239 | 0.069465634 | 6.979382573 | 1.76248 × 10–9 | 0.346134625 | 0.623519853 |
| n | –1.905798548 | 0.326576253 | –5.835692367 | 1.7781 × 10–7 | –2.557829075 | –1.253768021 |
| | –1.329685449 | 0.193151081 | –6.884172975 | 2.60149 × 10–9 | –1.715324024 | –0.944046874 |
| | 1.133872385 | 0.181852553 | 6.235119415 | 3.61663 × 10–8 | 0.770792048 | 1.496952722 |
| | –0.122931895 | 0.022950286 | –5.356442806 | 1.1557 × 10–6 | –0.168753619 | –0.07711017 |