(a) Calculate the change in the index for each day by sub- tracting the value for the...
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(a) Calculate the change in the index for each day by sub-
tracting the value for the previous day. (This is known as \diĀ®erencing" the data and is discussed in Chapter 6.)
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Related Book For
Forecasting Methods And Applications
ISBN: 9780471532330
3rd Edition
Authors: Spyros G. Makridakis, Steven C. Wheelwright, Rob J Hyndman
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