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An Olympic archer is able to hit the bull's-eye 86% of the time. Assume each shot is independent of the others. She shoots 9 arrows. a) How many bull's-eyes do you expect her to get? b) What is the standard deviation? c) If she keeps shooting arrows until she hits the bull's-eye, how long do you expect it will take? a) The expected number of bull's-eyes is (Round to two decimal places as needed.) b) The standard deviation is (Round to two decimal places as needed.) c) The expected number of shots is (Round to two decimal places as needed.)

An Olympic archer is able to hit the bull's-eye 86% of the time. Assume each shot is independent of the others. She shoots 9 arrows. a) How many bull's-eyes do you expect her to get? b) What is the standard deviation? c) If she keeps shooting arrows until she hits the bull's-eye, how long do you expect it will take? a) The expected number of bull's-eyes is (Round to two decimal places as needed.) b) The standard deviation is (Round to two decimal places as needed.) c) The expected number of shots is (Round to two decimal places as needed.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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An Olympic archer is able to hit the bull's-eye 86% of the time. Assume each shot is independent of the others. She shoots 9 arrows. a) How many bull's-eyes do you expect her to get? b) What is the standard deviation? c) If she keeps shooting arrows until she hits the bull's-eye, how long do you expect it will take? a) The expected number of bull's-eyes is (Round to two decimal places as needed.) b) The standard deviation is (Round to two decimal places as needed.) c) The expected number of shots is. (Round to two decimal places as needed.)
Transcribed Image Text:An Olympic archer is able to hit the bull's-eye 86% of the time. Assume each shot is independent of the others. She shoots 9 arrows. a) How many bull's-eyes do you expect her to get? b) What is the standard deviation? c) If she keeps shooting arrows until she hits the bull's-eye, how long do you expect it will take? a) The expected number of bull's-eyes is (Round to two decimal places as needed.) b) The standard deviation is (Round to two decimal places as needed.) c) The expected number of shots is. (Round to two decimal places as needed.)
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