<![CDATA[This study aims to predict the number of patients visiting Dental Care & Aesthetic Center, Jln. Taman Ratu blok BB1, No. 2A, Jakarta Barat, with the analysis technique used is to use a forecasting method approach consisting of seven methods namely moving average, exponential smoothing, trend projection, additive decomposition, average all, additive decomposition CMA multiplicative decomposition average all, multiplicative decomposition CMA, and period from January 2017 to September 2018. From the results of the research using seven forecasting methods, the smallest MAD is 39.66634 and the smallest MSE is 2.305.762, in the multiplicative decomposition average all method showed that the data showed the forecasting of the number of patients visiting Dental Care & Aesthetic Center in the October 2018 period amounting to 293,0451 patients. In addition, in this study the decision tree method is used for making alternative decisions which should be done by the company, the result of decision making using decision trees is to open a new branch in the Menteng area, Central Jakarta.]]>
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