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According to the regulation of a certain university, an undergraduate student may take a course more...

According to the regulation of a certain university, an undergraduate student may take a course more than once and only the course grade of the last attempt will appear on the student’s transcript. Assuming that a student took the course “University Mathematics” several times and the probability of him passing the course each time is 0.45. What is the probability that he passed the course at least two times out of five attempts?

Select one:

a. 0.6631

b. 0.3369

c. 0.7438

d. 0.7941

Math   Statistics-And-Probability   
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Answer #1

Here we us the concept of Binomial Distribution to find the probability

answer option c

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