Which statement about forecast accuracy is TRUE?
A) A manager must be careful not to "overfit" past data.
B) The ultimate test of forecasting power is how well a model fits past data.
C) The ultimate test of forecasting power is how a model fits holdout samples.
D) The best technique in explaining past data is the best technique to predict the future.
A
Business
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If the prospect says "no," which of the following should a salesperson LEAST likely do?
A) Thank the prospect sincerely. B) Ask the prospect for future consideration. C) Review the chain of events to identify weaknesses. D) Try to reopen the presentation to confirm the decision. E) Seek general feedback from the prospect through probing.
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________ is the act of giving something variety
A) Variance B) Covariance C) Deviation D) Diversification
Business