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QN3 In a distribution of 500 values, the mean is 50 and the variance 225, Answer euch uning Chebyshev's theorem (i) At least how many

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QN3 In a distribution of 500 values, the mean is 50 and the variance 225, Answer euch uning Chebyshev's theorem (i) At least how many values will fall between 20 und SY! (ii) Almost how many values will he less than 30 & more than 70

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