Q2: What is the minimum percentage of any distribution that will lie within 2 standard deviations and -2 standard deviations of the mean? A. 75%
Q2: What is the minimum percentage of any distribution that will lie within 2 standard deviations and -2 standard deviations of the mean? A. 75% B. 50% C. 2% D. 20% Answer: A Using the Chebyshev's inequality. 1- 1/k2 = 1- 1/22 = 1- 1/4 =0.75
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