Mathematics, 02.11.2019 04:31 memos5502
Based on a random sample of 25 units of product x, the average weight is 102 lbs., and the sample standard deviation is 10 lbs. we would like to decide if there is enough evidence to establish that the average weight for the population of product x is greater than 100 lbs. assume the population is normally distributed.
what are the null and alternate hypotheses?
what is the test statistic?
at ( = .05 what is the critical value?
what is the test decision and why?
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