Research Article

Temporal Dynamics and Trend Analysis of Areal Rainfall in Muger Subwatershed, Upper Blue Nile, Ethiopia

Table 3

Statistical values of the modifiedmk test.

Statistical parametersAnnualWinter (Bega)Spring (Belg)Summer (Kiremt)

Z value−0.1940.8950.460−0.387
value0.850.370.650.70
Prewhitened Sen’s slope−0.440.540.27−0.64
Sen’s slope1.460.630.190.87
S−177539−33
Var(S)6833.6676833.676833.676833.67
Tau−0.0230.100.053−0.045