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ehsan
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Exponential distribution was used to model the lengths of CD-ROM drives in a two drive system. The two CD-ROM drives operate
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a. An independent random sample of 50 and 70 animals from two farmsshow the average animal weight to be 50 kg and 40 kg with standard deviation of 2.5 kg and 1.5 kg respectively. Assuming normality, construct a 95% confidence interval for the expected