Mark and Mike are going to take a 10-question multiple choice statistics quiz: each queston has 4 choices with one correct answer Mark has been preparing for the quiz and has a 90% chance of selecting the correct answer for each question. Mike is going to totally guess on each question GSTAD. What is the probability that Mark answers at least 8 questions correctly?

A. 0.0702
B. 0,2639
C. 0.1937
D. 0.9298



Answer :

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