A civil service exam yields scores with a mean of 81 and a standard deviation of 5.5. Using Chebyshev`s Theorem what can we say about the percentage of scores that are above 92?

Select one:

A. At most 12.5% of the scores are above 92

B. At most 25% of the scores are above 92

C. At least 75% of the scores are above 92

D. At least 25% of the scores are above 92

E. None of the above