57 
Table D-12. ANCOVA for tributaries in Group 3. 
Source 
DF 
Sum of 
Squares 
Mean Square 
F Value 
p-value 
Model 
11 
427.39 
38.85 
57.35 
0.0000 
tributary 
2 
1.12 
0.56 
0.82 
0.4410 
rl_5turb 
1 
21.28 
21.28 
31.41 
0.0000 
rl_5turb*tributary 
2 
1.34 
0.67 
0.99 
0.3736 
xCHLA 
1 
3.05 
3.05 
4.50 
0.0357 
xCHLA*tributary 
2 
0.70 
0.35 
0.51 
0.5997 
xlnSALINITY 
1 
3.19 
3.19 
4.71 
0.0317 
xInSALINIT*tributary 
2 
2.17 
1.08 
1.60 
0.2053 
Error 
141 
95.53 
0.68 
— 
_ 
Corrected Total 
152 
522.91 
- 
- 
- 
Table D-13. Tributaries in Group 4. 
Tributary Group 
Tributaries 
4 
Little Choptank River 
MilesAVye Rivers 
Table D-14. ANCOVA for tributaries in Group 4. 
Sum of 
Source 
DF 
Squares 
Mean Square 
F Value 
p-value 
Model 
7 
63.05 
9.01 
27.80 
0.0000 
tributary 
1 
0.03 
0.03 
0.09 
0.7650 
rl_5turb 
1 
13.03 
13.03 
40.20 
0.0000 
rl_5turb* tributary 
1 
0.01 
0.01 
0.02 
0.9010 
xCHLA 
1 
0.90 
0.90 
2.79 
0.0990 
xCHLA*tributary 
1 
0.15 
0.15 
0.47 
0.4939 
xlnSALINITY 
1 
1.71 
1.71 
5.28 
0.0244 
xInSALINIT*tributary 
1 
0.02 
0.02 
0.07 
0.7988 
Error 
74 
23.98 
0.32 
— 
— 
Corrected Total 
81 
87.04 
- 
- 
- 
appendix d • Derivation of Regressions 
