Question: The correct answer is C and I have problems solving this type of question. (Uniform distribution on the interval...) 31/ Percentage grades in a large

The correct answer is C and I have problems solving this type of question. (Uniform distribution on the interval...)

31/ Percentage grades in a large calculus course follow a uniform distribution on the interval from 18 to 98. What proportion of students have grades more than 15%% from the mean? (A) 0.575 (B) 0.600 (C) 0.625 (D) 0.650 (E) 0.675

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