Whereas time-series and causal models rely on quantitative data, qualitative models attempt to incorporate judgmental or subjective factors into the forecasting model.

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True

False

5.

Waiting lines are a regular phenomenon that affects people shopping for food, buying fuel, making a bank deposit, or waiting on the phone for the first airline reservationist available to comment.

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True

False

6.

In regression, what we want to establish is the exact numerical relationship between the two variables so that, for any given profit centre, we can try to forecast profit based on some causal value.

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True

False 7.

Expected opportunity loss is a technique used is to quantify the potential loss of making an incorrect choice in risk-based.

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True

False 8.

One of the advantages of quantitative models it must be enriched in qualitative description.

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True

False 9.

Forecasts are more accurate for longer time periods.

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True

False 10.

Expenses can often be determined by subtracting fixed costs from variable cost.

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True

False

all of them please