118. The weight of a product is measured in pounds. A sample of 50 units is...

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118. The weight of a product is measured in pounds. A sample of 50 units is taken from a batch. The sample yielded the following results: = 75 lbs., but we know that 2 = 100 lbs. Calculate a 95 percent confidence interval for " X 1 A. [71.25 78.75] B. [72.23 77.77] C. [47.28 102.72] D. [72.67 77.33] 118. The weight of a product is measured in pounds. A sample of 50 units is taken from a batch. The sample yielded the following results: = 75 lbs., but we know that 2 = 100 lbs. Calculate a 95 percent confidence interval for " X 1 A. [71.25 78.75] B. [72.23 77.77] C. [47.28 102.72] D. [72.67 77.33]