Seite - (000196) - in Evaluating Climate Change Action for Sustainable Development

Table 10.2 Energy consumptionofPSHandnonPSH Non-PSH PSH Mean (kWh/week) 259.76 200.05 Standarddeviation 120.73 56.47 Coefficient of variation 0.46 0.27 Standard error 16.74 9.55 Uncertainty of themean (90%confidence interval) 0.11 0.10 Conclusion Thelevelofprecision( 10%)fora90% confidence interval ismet for thePSH group Fig. 10.2 Fuelmixof thePSHandnonPSHgroups 180 Y.Franc¸ois andM.Gavald~ao