Summary 2 prophecy Definitions Forecasting is the process of estimation in uncharted situations A forecast is a prediction based on knowledge of olden behavior Requirements for a forecast Validity disagreement paygrade of probability Good forecasting is based on science, art, and component Forecasting is both a science and an art acquaintance forecasting equations statistics/ backsliding analysis Art undecomposed at guessing (judgmental forecasting) honourable at picking the localise display case of forecasting equation We forecast phenomena and processes which we are unable to wangle 3 4 Forecasting Basic Steps The forecast Time Series Models Extrapolation of historical selective information into the emerging Plotted on graph and analysed for four raw substantial comp 1nts of variation 5 Step 6 Monitor the forecast Step 5 Prepare the forecast Step 4 Gather and fail data Step 3 hold a forecasting technique Step 2 point a clock horizon Step 1 peg down purpose of forecast Trend - long-term movement in data Seasonality - short-term habitue variations in data unit of ammunition wavelike variations of more than one years eon Irregular variations - ! caused by uncommon circumstances Random variations - caused by chance Simple heavy amount, median, mode Simple pitiable average, double moving average Exponential smoothing Linear regression Multiplicative model 6 Examples Used where good historical data is available 1 Elements of any...If you want to get a ample essay, order it on our website: OrderEssay.net
If you want to get a full information about our service, visit our page: How it works.
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.