A math professor claims that the standard deviation of IQ scores
of the students majoring in...
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A math professor claims that the standard deviation of IQ scoresof the students majoring in mathematics is different from 15, where15 is the standard deviation of IQ scores for the generalpopulation. To test his claim, 10 students were surveyed and theirIQ scores were recorded. 120, 110, 113, 123, 119, 160, 220, 119,110, 140 Test the professor’s claim using a 0.01 level ofsignificance.
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