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Table 2

Results of homogeneity and stationarity test of observed and NCEP rainfall data at three stations in the Bagmati River basin

Pettitt test
StationsObservedObservationsMinimumMaximumMeanStd. deviationPkkp-value (one-tailed)
Dhenge  396 892 106.618 158.403 −1,298 52 0.821 
Benibad 718.3 99.3557 144.893 −2,339 51 0.546 
Kamtaul 723.2 103.722 147.934 −901 52 0.9 
Augmented Dickey–Fuller (ADF)
StationsObservedObservationsMinimumMaximumMeanStd. deviationTauTau (Critical value)p-value (one-tailed)
Dhenge  396 892 106.618 158.403 −12.347 −0.874 <0.0001 
Benibad 718.3 99.3557 144.893 −13.532 −0.874 <0.0001 
Kamtaul 723.2 103.722 147.934 −13.803 −0.874 <0.0001 
Pettitt test
StationsObservedObservationsMinimumMaximumMeanStd. deviationPkkp-value (one-tailed)
Dhenge  396 892 106.618 158.403 −1,298 52 0.821 
Benibad 718.3 99.3557 144.893 −2,339 51 0.546 
Kamtaul 723.2 103.722 147.934 −901 52 0.9 
Augmented Dickey–Fuller (ADF)
StationsObservedObservationsMinimumMaximumMeanStd. deviationTauTau (Critical value)p-value (one-tailed)
Dhenge  396 892 106.618 158.403 −12.347 −0.874 <0.0001 
Benibad 718.3 99.3557 144.893 −13.532 −0.874 <0.0001 
Kamtaul 723.2 103.722 147.934 −13.803 −0.874 <0.0001 
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