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Question : A random sample of 10 miniature Tootsie Rolls was taken from a bag. Each piece was weighed on very accurate scale. The results in grams were 3.087 3.131 3.241 3.241 3.270 3.353 3.400 3.411 3.437 3.477 (a)Construct a 90% confidence intervalfor the true mean weight. (b)What sample size would be necessary to estimate the true weight an error of +/- 0.03 gram with 90% confidence? Answer : Instant Download for $ 3.99 US  November Special : Purchase access to all 500 answers for $15.99 If you already purchased this question or purchased full-access login to view the answer. Not what you were looking for?
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