Solved: Challenged Calls in Tennis In a recent U.S. Open
Chapter 5, Problem 40(choose chapter or problem)
Challenged Calls in Tennis In a recent U.S. Open tennis tournament, among 20 ofthe calls challenged by players, 8 were overturned after a review using the Hawk-Eye electronicsystem. Assume that when players challenge calls, they are successful in having themoverturned 50% of the time.a. Find the probability that among 20 challenges, exactly 8 are successfully overturned.b. The probability that among 20 challenges, 8 or fewer are overturned is 0.252. Does thisresult suggest that the success rate is less than 50%? Why or why not?
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