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70% of those who take a certification exam pass it. Assume binomial distribution applies. 10 people have registered to take the exam in June. What

70% of those who take a certification exam pass it. Assume binomial distribution applies. 10 people have registered to take the exam in June.

What is the probability that three or fewer will fail the exam?

a. 0.0106

b. 0.1673

c. 0.8327

d. 0.0123

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