Mann-Kendall test | Rx1day | Rx5days | R95p | R99p |
Trend | No trend | No trend | No trend | No trend |
Slope | −0.002 | −0.005 | 0.005 | 0.018 |
Z | −0.173 | −0.238 | 0.195 | 0.737 |
Kendall’s tau | −0.019 | −0.027 | 0.022 | 0.080 |
P value | 0.862 | 0.811 | 0.845 | 0.461 |
Alpha | 0.05 | 0.05 | 0.05 | 0.05 |
Significance | NST | NST | NST | NST |