Jelly A consumer advocate wants to collect a sample of jelly jars and measure the actual
Chapter 22, Problem 43(choose chapter or problem)
Jelly A consumer advocate wants to collect a sample of jelly jars and measure the actual weight of the product in the container. He needs to collect enough data to construct a confidence interval with a margin of error of no more than 2 grams with 99% confidence. The standard deviation of these jars is usually 4 grams. What do you recommend for his sample size?
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