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)

VariableCoefficientsStandard Errort StatP-valueLower 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
VariableCoefficientsStandard Errort StatP-valueLower 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

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