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A university found that 30% of its students withdraw without completing the introductory statistics course. Assume that 20 students registered for...

A university found that 30% of its students withdraw without completing the introductory statistics course. Assume that 20 students registered for the course.

Compute the probability that two or fewer will withdraw (to 4 decimals).


Compute the probability that exactly four will withdraw (to 4 decimals).


Compute the probability that more than three will withdraw (to 4 decimals).


Compute the expected number of withdrawals.

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520130_MATH.docx

A university found that 30% of its students withdraw without completing the introductory statistics course.
Assume that 20 students registered for the course.
Compute the probability that two or...

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