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Mathematics, 14.02.2020 19:41 ashley2816
Supposethat z is a normally distributed variable with variance 4. You collect a sample of size n for which you get a sample average value of 3. You are asked to test the null hypothesis that the mean is smaller than 2. Find the sample size n above which you can reject the null hypothesiswith a 95% of confidence.
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Supposethat z is a normally distributed variable with variance 4. You collect a sample of size n for...
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