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In a Certain Distribution, the Mean Is 50 with a Standard

Question 142

Multiple Choice

In a certain distribution, the mean is 50 with a standard deviation of 6 . Use Chebyshev's theorem to tell the probabilitythat a number lies in the following interval. Round your results to the nearest whole percent.
-Between 29 and 71


A) At least 93%93 \%
B) At least 90%90 \%
C) At least 91%91 \%
D) At least 92%92 \%

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