--confidence interval


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A random sample of size 30 from a normal population yields = 32.8 with a population standard deviation of 4.51. Construct a 95 percent confidence interval for µ ? In a manufacturing process a random sample of 36 bolts manufactured has a mean length of 3 inches with a standard deviation of .3 in... May 06 2012 05:27 PM


Solution ID:608834 | This paper was updated on 26-Nov-2015

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