Research Article

Impact of Direct Soil Moisture and Revised Soil Moisture Index Methods on Hydrologic Predictions in an Arid Climate

Table 6

General statistics of observed and simulated stream flow by using SMI and SMCII methods during model validation (2003–2008).

Type of flowMean (m3/s)95% confidence interval for mean m3/s (lower–upper)Standard deviationMinimum–maximum (m3/s)Range (m3/s)

Observed flow5.43.1–7.8520.03–1248.51248.47
Simulated flow by SMI2.51.2–3.828.50–680680
Simulated flow by SMCII5.73.9–7.539.10–824824