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Water demand increases and grows in line with population growth. The increasing demand for water is expected to be offset by the increasing consumption of PDAM water. This study aims to examine factors influencing PDAM clean water consumption level in Ambon City influenced by independent variable price (X1), revenue (X2) and number of family members (X3). To the level of clean water consumption of PDAM Kota Ambon (Y). The population in this study are household customers in the regional water company (PDAM) in the city of Ambon, which until December 2015 amounted to 8,285 customers. The data were collected by direct survey using the pertnant questionnaire. Hypothesis testing is empirically tested using classical assumption test and multiple linear regression. The results showed that the simultaneous test of the direct influence of the three independent variables (X1) price, revenue (X2) and number of family members (X3), significantly influenced the dependent variable of PDAM water consumption (Y). The coefficient of determination (R2) 0.749. This means that the three independent variables can simultaneously account for 74.09% of the high variation in low demand for clean water (Y) communities in Ambon City, the rest (26.1%) is explained by other variables not covered by the regression model.
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