Faktor-Faktor yang Mempengaruhi Permintaan Air Minum PDAM Tirtanadi Medan
920501078 The reason to choose the title above is: Although the drinking water has been produced by PDAM TIRANADI, but many people remain to consume the water taken from another source that is irrelevant to hygiene standard. The objective of this research is to analyze of how far the independent variable can effect the dependent variable. The independent variables in this research is included: per capita income rank and population total of Kotamadya Madan, while the dependent one is: Demand rate to drinking water from PDAM TIRTANADI MEDAN. In order to arrive for the objective, some hypothesis were risen as follows: 1. The increasing of per capita income effects positively to drinking water demand in PDAM TIRTANADI MEDAN. 2. The increasing of population total effects positively to drinking water demand in PDAM TIRTANADI MEDAN. The collected data is secondary data that is gained as a resource from PDAM TIRTANADI MEDAN and from statistic Center Biro, Medan. To know hypothesis truth, analyzing of data by using Multiple Linear Regression Analyses is implemented. Some conclusion has been gained from the research result, i.e.: 1. The increasing to per capita income will increase the demand on drinking water in PDAM TIRTANADI. 2. The increasing of population total has insignificant impact on drinking water in PDAM TIRTANADI. This likely due to: the total of population in this research is viewed from two sides. First, the population as customers, where the increasing of family number will enhance the demand on drinking water in POAM TIRTANADI. Second, the population who is not belonged to customers, the increasing of family member number will not increase the drinking water demand in PDAM TIRTANADI. 3. The most effect to drinking water demand in PDAM TIRTANADI is per capita income of community, the higher per capita income the higher of customer number. Drs. Tuana Simamora, MS
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