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A company manufactures five-volt power supplies. However, since there are manufacturing tolerances, there are variations in the voltage design. The standard deviation in the design voltage is 5%.

Using a 99% confidence level, determine whether or not the following samples fall within the confidence interval:

a) 100 samples, the estimate of µx =4.7

(b) 100 samples, the estimate of µx = 4.9

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Category:- Statistics and Probability
Reference No.:- M91972368

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