How to test the two sided hypothesis that the sample drawn

Reference no: EM13297949

A sample of 20 yields a mean 32.4. Test the two sided hypothesis that the sample drawn from a population with a mean of 35 for the following cases. (a) if a variance of the population is 33; and (b) if the variance of the population is unknown, but the sample variance is 33, Use a level of significance of 5%.

Reference no: EM13297949

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