PREDICTION ANALYSIS IN SALES AND APPLICATOR EPOXY POLYMER USING SIMPLE MOVING AVERAGE AVERAGE AND SINGLE EXPONENTIAL SMOOTHING ALPHATEC IN JAKARTA ON PT.

The forecast result is very important in the planning and supervision as well as the declared target of future sales. Good forecasting can facilitate the management of production operations or in making decisions regarding election-putusanan planning process. The capacity of the product, and for having the character of various decisions regarding the ongoing planning and inventory. Based on this analysis and forecasting sales Apikator Epoxy PT Alphatec Engindo in May 2006 by using the Moving Average on preiode three months, the results obtained by the forecast sales of 15 655 units with an error rate of 2568.71 units. With Weight Moving Average method with weights 0.40, 0.35, 0.25, then the results obtained forecasts unit sales amounted to 16062.75 2393.17 units with a margin of error.