How many drinks to sample using confidence interval of mean

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Reference no: EM13118256

A soft drink machine is regulated so that the amount of drink dispensed is approximately normally distributed with the value of the standard deviation equal to 0.1 ounce. How many drinks do we have to sample if we wish the length of the 95% confidence interval of the mean to be 0.1 ounce?

Reference no: EM13118256

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