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Title: In an effort to determine the average loaded weight of trucks leaving a gypsum wallboard plant, a ... Post by: clcharleston on Jan 26, 2018 In an effort to determine the average loaded weight of trucks leaving a gypsum wallboard plant, a random sample is to be taken from the 600 trucks scheduled for this month. From past studies, the population standard deviation is known to be 2500 lbs. A 95-percent confidence interval is to be used and the average, , is to be estimated within 500 pounds. Determine the sample size needed.
Title: In an effort to determine the average loaded weight of trucks leaving a gypsum wallboard plant, a ... Post by: preetpatel94 on Jan 26, 2018 Content hidden
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