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a certain state has the highest high school graduation rate of all states at 80% A. In a...

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Statistics

acertain state has the highest high school graduation rate of allstates at 80%

A. In a random sample of 20 high school students from thestate, what is the probability that 17 will graduate?

B. In a random sample of 20 high school students what is theprobability that 16 or fewer will graduate?

C. What is the probability that at least 17 high schoolstudents in our sample of 20 will graduate?

Answer & Explanation Solved by verified expert
4.0 Ratings (783 Votes)
Here probability of high school graduation rate p 080sample size n 20as the events are independent and success rate is    See Answer
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