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Bsad 30 final exam (Quiz multiple choice questions)100% correct answers
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Bsad 30 final exam (Quiz multiple choice questions)100% correct answers
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Bsad 30 final exam (Quiz multiple choicequestions)
one measure of the accuracy of a forecasting model is the - correct answer ✔✔mean absolute error
a forecasting method that is appropriate when the time series has no significant trend, cyclical or
seasonal pattern is a - correct answer ✔✔k-period moving average
True or false, trend in a times series can be linear or non linear - correct answer ✔✔true
All of the following are true about time series methods except?
1) they discover a pattern in historical data and project it into the future.
2) They involve the use of expert judgement to develop forecasts.
3) They assume that the pattern of the past will continue into the future.
4) Their forecasts are based solely on past values of the variable or past forecast errors. - correct answer
✔✔2
A list of all possible outcomes of an experiment is called - correct answer ✔✔sample space
a method of assigning probabilities that assumes the experiment outcomes are equally likely is referred
to as the - correct answer ✔✔classical method
probability values are always assigned on a scale from 0-1 - correct answer ✔✔true
the probability of an event - correct answer ✔✔is the sum of the probabilities of the sample points in
the event
if P(AnB)=0, then - correct answer ✔✔A and B are mutually exclusive events.
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