時間數列分析(PPT 37頁)

Time Series Analysis
Benefits and Uses of Time Series
Time Series Analysis
What is Time Series Analysis ?
Why Time Series ?
How do time series work?
How do time series adjust sales ?
Selling Days
Seasonality
Adjusting Sales
How do time series work?
Dissecting a Time Series Plot
Advantages of Time Series
Advantages of Time Series
Misleading Growth Rates
More Misleading Growth Rates
What are time series used for?
Assessing Sales Performance
Assessing Sales Performance
Estimating PYE
Underlying Trend

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