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A moving average system is used for forecasting weekly demand. F1(t) and F2(t) are sequences of forecasts with parameters m1 and m2, respectively, where m1 and m2 (m1 > m2)  denote the numbers of weeks over which the moving averages are taken. The actual demand shows a step increase 
[2008]
  • a)
    neither F1(t) and F2(t) will catch up with the value d2
  • b)
    both sequences F1(t) and F2(t) will reach d2 in the same period
  • c)
    F1(t) will attain the value d2 before F2(t)
  • d)
    F2(t) will attain the value d2 before F1(t)
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
A moving average system is used for forecasting weekly demand. F1(t) a...
Gi ven that , at certain the demand increased from d1 to d2 The weightage of the latest demand should be thereface f2(t) become M2 > M2.
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A moving average system is used for forecasting weekly demand. F1(t) a...
The parameters m1 and m2 represent the number of periods (weeks) over which the moving averages are calculated. For example, if m1 is set to 3, the forecast F1(t) at time t would be calculated as the average of the demand in the previous 3 weeks. Similarly, if m2 is set to 5, the forecast F2(t) at time t would be calculated as the average of the demand in the previous 5 weeks.

The moving average system takes into account the historical demand pattern over a specific number of weeks to make forecasts. The choice of m1 and m2 depends on the nature of the demand pattern and the desired level of smoothing. Smaller values of m1 and m2 would result in more responsive forecasts that can capture short-term fluctuations in demand, but may be more susceptible to noise and random variations. Larger values of m1 and m2 would provide smoother forecasts that can capture longer-term trends in demand, but may be slower to react to sudden changes.

In practice, the values of m1 and m2 are typically determined through a process of trial and error or by using statistical techniques such as time series analysis. The goal is to find the values that minimize forecast errors and provide the most accurate predictions of future demand.
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A moving average system is used for forecasting weekly demand. F1(t) and F2(t) are sequences of forecasts with parameters m1 and m2, respectively, where m1 and m2 (m1 > m2) denote the numbers of weeks over which the moving averages are taken. The actual demand shows a step increase[2008]a)neither F1(t) and F2(t) will catch up with the value d2b)both sequences F1(t) and F2(t) will reach d2 in the same periodc)F1(t) will attain the value d2 before F2(t)d)F2(t) will attain the value d2 before F1(t)Correct answer is option 'C'. Can you explain this answer?
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A moving average system is used for forecasting weekly demand. F1(t) and F2(t) are sequences of forecasts with parameters m1 and m2, respectively, where m1 and m2 (m1 > m2) denote the numbers of weeks over which the moving averages are taken. The actual demand shows a step increase[2008]a)neither F1(t) and F2(t) will catch up with the value d2b)both sequences F1(t) and F2(t) will reach d2 in the same periodc)F1(t) will attain the value d2 before F2(t)d)F2(t) will attain the value d2 before F1(t)Correct answer is option 'C'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about A moving average system is used for forecasting weekly demand. F1(t) and F2(t) are sequences of forecasts with parameters m1 and m2, respectively, where m1 and m2 (m1 > m2) denote the numbers of weeks over which the moving averages are taken. The actual demand shows a step increase[2008]a)neither F1(t) and F2(t) will catch up with the value d2b)both sequences F1(t) and F2(t) will reach d2 in the same periodc)F1(t) will attain the value d2 before F2(t)d)F2(t) will attain the value d2 before F1(t)Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A moving average system is used for forecasting weekly demand. F1(t) and F2(t) are sequences of forecasts with parameters m1 and m2, respectively, where m1 and m2 (m1 > m2) denote the numbers of weeks over which the moving averages are taken. The actual demand shows a step increase[2008]a)neither F1(t) and F2(t) will catch up with the value d2b)both sequences F1(t) and F2(t) will reach d2 in the same periodc)F1(t) will attain the value d2 before F2(t)d)F2(t) will attain the value d2 before F1(t)Correct answer is option 'C'. Can you explain this answer?.
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