Laporan Tugas Akhir D3
Analisis Perbandingan Ramalan Penjualan dengan Metode Momen dan Metode Tren Parabola pada PD. Ilham Putra Mandiri
The purpose of the research was to identify and determine the most appropriate forecesting method of mineral water Alto 600ml sales. Data of this research was collected by using observation, interview and documentation technique. Data analysis used and this research of quantitative analysis: moment method, parabolic trend method and standard forecesting errors (SKP).
The calculation result forecasting sales of Alto 600ml mineral water using the method of moment trend and method of parabolic trend for the period of Januari 2018 to May 2018 always increase in the sales of the product. The result of the standard calculation of forecasting erroe on Alto mineral water sales by using the moment method is greater than the parabolic trend method.
Keywords: qualitative, moment method, parabolic trend methode, SKP.
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