摘要:Scientific writing is made to find out how to determine the sales forecast futurewhether increased or decreased, whether it should be continued or terminatedand can be determined whether the forecasting results can be obtained from themaximum and minimum results. The author predicts the results of ticket sales atthe Kemayoran station where the data obtained from January to March 2006,using the method of least square index and the season, which of the two methodscan be related to premises results achieved, and can specify a minimum ormaximum results . Thus the authors wanted to try whether Adri results of ticketsales on an electric train can be increased or decreased and the authors canassess whether changes in the fluctuation of ticket sales at the railway station ..Kemayoran