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What is the probability of making a type ii error

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Reference no: EM132250246

A colleague believes that the mean of starting salary of a student is 1900 euro (with standard deviation 500 euro) and suggests to reject this hypothesis when observing mean salaries below 1830 or above 1970. If you believe that graduates in fact earn 1800 euro on average when they start their first job, what is the probability of making a type II error in the test performed by your colleague on a random sample of 100 students?

Reference no: EM132250246

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