dentical relay stations at different locations. Duringте cошрапу оpeгates thrReview Exercises2.103 A truth serum has the property that 90% othe guilty suspects are properly judged while, of course10% of the guilty suspects are improperly found inno-cent. On the other hand, innocent suspects are mis-judged 1% of the time. If the suspect was selectedfrom a group of suspects of which only 5% have evercommitted a crime, and the serum indicates that he isguilty, what is the probability that he is innocent?2.104 An allergist claims that 50% of the patientsshe tests are allergic to some type of weed. What isthe probability that(a) exactly 3 of her next 4 patients are allergic toweeds?thnatients is allergic to weeds?

As PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION HERE USE PROBABILITY TREE FOR GIVEN FIRST PROBLE

Answered: 2.103 A truth serum has the property…

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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Given that 58% of all gold dealers believe next year will be a good one to speculate in South African gold coin, in a simple random sample of 150 dealers, what is the probability that between 55% and 60% believe that it will be a good year to speculate?
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Q. No. 3. A famous football team plays 60% of games at night and 40% during the day. The team wins 50% of the night games and 70% of the day games. According to print media reports, the team won yesterday. i. What is the probability the game was played during the day? ii. What is the probability the game was played at night?
Yes, because (0.63)(0.63) = 0.497 No, because (0.63)(0.63) ≠ 0.497 Yes, because 63% + 63% = 49.7% No, because 63% + 63% ≠ 49.7%
Given that 58% of all gold dealers believe next year will be a good one to speculate in S out Africa gold coins, in a sample random sample of 150 dealers, what is the probability that between 55% and 60% believe that it will be a good year to speculate?
The latest nationwide political poll indicates that for Americans who are randomly selected, the probability that they are conservative is 0.55, the probability that they are liberal is 0.30, and the probability that they are middle-of-the-road is 0.15. Assuming that these probabilities are accurate, answer the following questions pertaining to a randomly chosen group of 10 Americans. What is the probability that none are conservative?
Just before a city referendum on a school budget, a local newspaper polls 450 voters in an attempt to predict whether the budget will pass. Suppose that, unknown to everyone, the budget actually has the support of 52% of the voters. What is the probability the newspaper's sample will lead the newspaper to predict defeat of the referendum, that is, what is the probability that the newspaper's sample results in a sample proportion p̂ less than 0.50 in favor of the referendum?
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A Yale Daily found that 49 percent of students identified themselves as liberal, 15 percent as conservative, and 36 percent as moderate. In addition, 2% of Yale Students are enrolled at the School of the Environment. Does this mean that that .15*.02=.003 or 0.3% of Yale students are Conservative Environmentalists? Explain using probability terms.
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