Have you ever tried to get out of jury duty? About 19% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty.t 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 answers to two decimal places.) H= a = people people

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Have you ever tried to get out of jury duty? About 19% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty.t
LUSE 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 answers to two decimal places.)
μ =
people
people
0=
Submit Answer
C
(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.)
1
Q
MAR
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$
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View Previous Question Question 7 of 8 View Next Question
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9
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Transcribed Image Text:esc Have you ever tried to get out of jury duty? About 19% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty.t LUSE 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 answers to two decimal places.) μ = people people 0= Submit Answer C (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.) 1 Q MAR 5 2 people W 3 Aa 20 E $ 4 000 F4 R View Previous Question Question 7 of 8 View Next Question % 5 F5 T 6 8,006 MA MacBook Air F6 Y & 7 F7 W U * CO 8 DII F8 1 ( 9 F9 0 ) 0 F10 $ P F11 P 11. + F12 de
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