Have you ever tried to get out of duty About 23% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty.ANSWER PART D ONLY (h) IL Accrotime does not want to make refunds on more than 12% of the watches it makes, how long should theguarantee period be (to the nearest month)?months26.DETAILSMY NOTESASK YOUR TEACHERHave you ever tried to get out of jury duty? About 23% of those called will find an excuse (work, poor health, travel out oftown, etc.) to avoid jury duty.tA USE SALT(a) If 12 people are called for jury duty, what is the probability that all 12 will be available to serve on the jury?(Round your answer to three decimal places.)0.043(b) If 12 people are called for jury duty, what is the probability that 6 or more will not be available to serve on thejury? (Round your answer to three decimal places.)0.037(c) Find the expected number of those avallable to serve ön the jury, What is the standard deviation? (Roupd youranswers to two decimal places.)A= 9.24peopleG= 1.46people(d) What is the smallest number of people n that the jury commissioner contact to be at least 95.9% sure offinding at least 12 people who are available to serve? (Enter your answer as a whole number.)peopleViewing Saved Work Rovert to Last Rosponse27.DETAILSMY NOTESASK YOUR TEACHERJohn runs a computer software store. Yesterday he counted 125 people who walked by the store, 62 of whom came intothe store. Of the 62, only 25 bought something in the store. (Round your answers to two decimal places.)(a) Estimate the probability that a person who walks by the store will enter the store.0 50Mach딤 F3F1F2O00F4%23

As per given by the question, find smallest number of people n that the jury commissioners contact…

(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 ork Revert Last Response

(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 ork Revert Last Response

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be 99% confident that the sample percentage is within 4.5 percentage points of the true population percentage. Complete parts (a) and (b) below. a. Assume that nothing is known about the percentage of passengers who prefer aisle seats. n = 820 (Round up to the nearest integer.) b. Assume that a prior survey suggests that about 39% of air passengers prefer an aisle seat. n=0 (Round up to the nearest integer.) C
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