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

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 26 and 74

A) A t least $94 \%$
B) At least $90 \%$
C) At least $96 \%$
D) At least $93 \%$