Probability that average earning in a random sample

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Reference no: EM131372291

According to Money, the average U.S. government bond fund earned 3.9% over the 12 months ending in February 2007. Assume a standard deviation of 0.5%.

What is the probability that the average earning in a random sample of 25 bonds exceeded 3.0%?

Reference no: EM131372291

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