Question: An admissions officer is trying to choose between two methods of predicting first- year scores. One method has an r.m.s. error of 12. The other

An admissions officer is trying to choose between two methods of predicting first-

year scores. One method has an r.m.s. error of 12. The other has an r.m.s. error of 7. Other things being equal, which should he choose? Why? pl875

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