Page 122 - E1 Integrated Workbook STUDENT 2018
P. 122

Chapter 9






                           Forecasting demand







                                              Methods of forecasting
                                               Methods of forecasting




                              Expert opinions                                  Statistical
                                 Methods of
                                                                                 Not‐for‐profit
                                Profit seeking
                                 forecasting
                                and surveys                                    techniques



                   Expert            Delphi          Customer               Time           Regression
                  opinion          technique           survey               series           analysis
                     poll          A group of            To               analysis              The
                                   experts is         ascertain                             correlation
                 Production                                              Trends and
                                                        future
                 experts are      questioned          demand.             seasonal           between
                                   repeatedly
                                                                                                past
                  asked to                                                variations

                                    until the                                                 demand
                  give their       responses                             in past data       and time is
                   opinion           are the                               used to            used to
                    about           same or                                predict            predict
                    future          similar.                                future             future
                  demand.                                                 demand.            demand.






























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