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Consider a population of 1024 mutual funds that primarily invest in large companies. You have determined...

Consider a population of 1024 mutual funds that primarily invest in large companies. You have determined that the mean one-year total percentage return achieved by all the funds is 8.20 and that the standard deviation is 2.75. According to the empirical rule, what percentage of these funds is expected to be within ±1, ±2, ±3 standard deviation of the mean?

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