Questions from General Operations Management


Q: What is a qualitative forecasting model, and when is its use

What is a qualitative forecasting model, and when is its use appropriate?

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Q: Identify and briefly describe the two general forecasting approaches.

Identify and briefly describe the two general forecasting approaches.

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Q: Identify the three forecasting time horizons. State an approximate duration for

Identify the three forecasting time horizons. State an approximate duration for each.

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Q: A skeptical manager asks what medium-range forecasts can be used

A skeptical manager asks what medium-range forecasts can be used for. Give the manager three possible uses/purposes.

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Q: Explain why such forecasting devices as moving averages, weighted moving averages

Explain why such forecasting devices as moving averages, weighted moving averages, and exponential smoothing are not well suited for data series that have trends.

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Q: What is the basic difference between a weighted moving average and exponential

What is the basic difference between a weighted moving average and exponential smoothing?

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Q: What three methods are used to determine the accuracy of any given

What three methods are used to determine the accuracy of any given forecasting method? How would you determine whether time-series regression or exponential smoothing is better in a specific applicati...

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Q: What is the primary difference between a time-series model and

What is the primary difference between a time-series model and an associative model?

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Q: What is the minimum cost of crashing the following project that Roger

What is the minimum cost of crashing the following project that Roger Solano manages at Slippery Rock University by 4 days?

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Q: Define time series.

Define time series.

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