At Tempe Sales Forecasting Small and Medium Enterprises (SMEs) Harapan Nunggal

At this writing, entitled''Scientific Analysis Sales Forecasting tempeh on Small Medium Enterprise (SME) Nunggal Hope''. The author would like to know the sales forecasting Tempe in January 2009. The method used is the average (Moving Average) with a calculation of three periods and four periods. The result of calculation using the three-month period to January 2009 forecast for 57 900 pieces of tempeh with forecast error (MAD) amounted to 71.43 and for the calculation of four-month period January 2009 forecast for 57 600 pieces of tempe with forecast error (MAD) of 146.25. A good method used is the third time because of calculation error is smaller and closer to reality gained sales.