Question: 9.74 A simple random sample is to be drawn from a population of 2000. The population standard deviation has been estimated as being 40 grams.

9.74 A simple random sample is to be drawn from a population of 2000. The population standard deviation has been estimated as being 40 grams. In order to have 99%

confidence that the sampling error in estimating is no more than 5 grams, what sample size will be necessary?

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