From: Time impacts of treating pervious concrete with sodium bicarbonate
 | Sum of squares | Degrees of freedom | Mean square | F-statistic | P-value | Effect size (ƞ2) |
---|---|---|---|---|---|---|
Treatment | 4.20 | 1 | 4.20 | 1.35 | 0.250 | 1.08% |
Porosity | 125 | 1 | 125 | 40.1 | 1.63E-08 | 32.0% |
Later C.S. test | 27.0 | 1 | 27.0 | 8.66 | 0.00432 | 6.93% |
Error | 234 | 75 | 3.12 | 1.00 | 0.500 | Â |