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DATA: Grades A- 10     B- 2     C- 1 D- 0   F- 2 Q23. a) If a...

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Statistics

DATA: Grades

A- 10     B- 2     C- 1 D- 0  F- 2

Q23. a) If a committee with 2 student members is to be formed,what is the probability of forming a committee with one A grade andone F grade student?

Q24. If a committee with 3 student members is to be formed, whatis the probability of forming a committee with two A grade and oneB grade student?

Q25.If the records show that, the probability of failing (withgrade F) this course is p, what is the probability that at most 2students out of 15 fail this course? {Hint: use binomialdistribution}

Q26.If the records show that, the probability for a student toget a grade B this course is p, what is the probability thatexactly 4 students out of 15 will have a grade B for the course?{Hint: use binomial distribution}

Q27.What is the probability of selecting a grade A student forthe first time either in 2nd or 3rd selection?

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