3. . An Olympic archer is able to hit the bull's-eye 70% of the time. Assume each shot is independent of the others. If

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3 An Olympic Archer Is Able To Hit The Bull S Eye 70 Of The Time Assume Each Shot Is Independent Of The Others If 1 (26.73 KiB) Viewed 47 times

3. . An Olympic archer is able to hit the bull's-eye 70% of the time. Assume each shot is independent of the others. If she shoots 10 arrows, [5 pts] What is the probability that she gets exactly 6 bull's eyes? (5 pts] (b) What is the probability that she gets at least 6 bull's eyes? (5 pts] (c) Compute the expected value and standard deviation for the number of bull's eyes made in 10 shots. 4. The monthly exchange rates for the five year period from October 2012 to October 2017 between the euro and the British pound can be modeled by a normal distribution with mean 1.24 (euros to pounds) and standard deviation 0.09 (euros to pounds). Given this model, what is the probability that on a randomly selected day during this period, the pound was worth (5 pts] [5 pts] [5 pts] (a) (6) (c) Less than 1.20 euros? More than 1.33 euros? Between 1.20 and 1.33 euros? |