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Mathematics, 21.11.2019 23:31 keke6361
The graduate record examination (gre) is a test required for admission to many us graduate schools. student’s scores on the quantitative portion of the gre follow a normal distribution with a mean of 150 and a standard deviation of 8.8. an admissions officer at a large graduate school believes the mean is less than 150. a)determine the null and alternative hypotheses.
b)explain what it would mean to make a type i error.
c)explain what it would mean to make a type ii error.
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