ENTREPRENEURIAL OPERATIONS
SUPPLY CHAIN MANAGEMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Time series analysis involves:
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Analysing past data
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Predicting future sales
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Assuming past data is a reliable indicator of future sales
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All of the above
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Explanation:
Detailed explanation-1: -Secular trend, which describe the movement along the term; Seasonal variations, which represent seasonal changes; Cyclical fluctuations, which correspond to periodical but not seasonal variations; Irregular variations, which are other nonrandom sources of variations of series.
Detailed explanation-2: -Methods for Measurement for Irregular. GRAPHICAL OR FREE HAND CURVEME T HOD. METHOD OF SELECTED POINTS. METHOD OF SEMI-AVERAGES. METHOD OF MOVING AVERAGE. METHOD OF LEAST SQUARES. METHOD OF SIMPLE AVERAGE. RATIO TO TREND METHOD.
Detailed explanation-3: -Trend. Seasonal Variations. Cyclic Variations. Random or Irregular movements.
There is 1 question to complete.