Have you ever tried to get out of jury duty? About 25% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty.t A USE SALT (a) If 15 people are called for jury duty, what is the probability that all 15 will be available to serve on the jury? (Round your answer to three decimal places.) (b) If 15 people are called for jury duty, what is the probability that 9 or more will not be available to serve on the jury? (Round your answer to three decimal places.) (c) Find the expected number of those available to serve on the jury. What is the standard deviation? (Round your standard deviation to two decimal places.) people people
Have you ever tried to get out of jury duty? About 25% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty.t A USE SALT (a) If 15 people are called for jury duty, what is the probability that all 15 will be available to serve on the jury? (Round your answer to three decimal places.) (b) If 15 people are called for jury duty, what is the probability that 9 or more will not be available to serve on the jury? (Round your answer to three decimal places.) (c) Find the expected number of those available to serve on the jury. What is the standard deviation? (Round your standard deviation to two decimal places.) people people
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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Transcribed Image Text:Have you ever tried to get out of jury duty? About 25% of those called will find an excuse (work, poor health, travel out of town, etc.) to
avoid jury duty.t
In USE SALT
(a) If 15 people are called for jury duty, what is the probability that all 15 will be available to serve on the jury? (Round your
answer to three decimal places.)
(b) If 15 people are called for jury duty, what is the probability that 9 or more will not be available to serve on the jury? (Round
your answer to three decimal places.)
(c) Find the expected number of those available to serve on the jury. What is the standard deviation? (Round your standard
deviation to two decimal places.)
реople
=
реople
(d) What is the smallest number of people n that the jury commissioner contact to be at least 95.9% sure of finding at least 12
people who are available to serve? (Enter your answer as a whole number.)
people
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