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The results of a national survey showed that on average, adults sleep 6.9 hours per...

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Accounting

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The results of a national survey showed that on average, adults sleep 6.9 hours per night. Suppose that the standard devation is 1.2 ficars. Fiound pour anisem the nearest whole number. a. Use Chebyshev's theorem to calculate the percentage of individuals who sleep between 4.5 and 9.3 hours At least \% b. Use Chebyshev's theorem to calculate the percentage of individuals who sleep between 3.9 and 9.9 hours At least % 4.5 and 9.3 hours per day. At least compare to the value that you obtained using Chebyshev's theorem in part (a)

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