Find mean and standard deviation for population of products

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Reference no: EM13110679

The production process is checked periodically by the quality control inspector. Inspector chooses simple random samples of 30 finished products and calculates sample mean product weights x. If test results over long period of time illustrate that 5% of x values are over 2.1 pounds and 5% are under 1.9 pounds, determine mean and standard deviation for population of products produced with this process?

Reference no: EM13110679

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