easy5 pts · first answer countsstatisticsregression

Predicting far outside the data

A model of sales versus discount was fitted on discounts between 0% and 20%. Someone uses it to predict sales at a 70% discount. What is the main concern?

A.The model will be too accurateB.The R² will drop to zero at that pointC.The pattern may not hold outside 0–20%D.The intercept will become negative

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Predicting far outside the data

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