What would you expect the average to be

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Reference no: EM13195485

Assume that advanced students would average 93% on an achievement test and that regular students would average 75% on it.

a. If 100 advanced students and 300 regular students took the test, what would you expect the average to be?

b.How many of each kind of student would be needed to get a group of 90 students who would average 87% on the test?"

Reference no: EM13195485

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