A government program is looking torecruit and promote lucky people.They test people's luck by havingthem draw marbles from three bags.The first bag has 1 red and 9 greenmarbles, the second bag has 1 redand 99 green marbles, the third baghas 1 red and 999 green marbles.If you draw green marble from thefirst bag, you are asked politely toleave. Otherwise you draw from thesecond bag. If you draw a green marble from thethird bag, you are given an entry-level position in the organization.Otherwise, you are immediatelypromoted to super-spy.(a) Draw a tree diagram thatrepresents this experiment, includingprobabilities.(b) What is the probability thatsomeone will become a super-spy?(c) What is the probability thatsomeone will get a nice hat?

A tree diagram is a diagrammatic representation of flow of events. Here branches of the tree…

Answered: If you draw a green marble from the…

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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A classroom contains 10 girls and 8 boys. You need to randomly select some of the students for testing. You cannot select the same student twice.(a) What is the probability of randomly selecting a girl?(b) If you randomly selected two students, what is the probability of selecting two boys?(c) You randomly select three students. What is the probability that the third student you select is a girl, given the first two were boys?(d) What is the most likely outcome when randomly choosing two students: selecting two of the same gender (2 boys or 2 girls), or choosing a boy-girl pair? Explain your reasoning.
The harpooner, Queequeg, possesses excellent skills. When he aims his harpoon at a sperm whale hehits it 95% of the time, and when he aims at a right whale he hits it 75%. Ahab sends the harpoonersout to chase sperm whales 65% of the time and right whales 35% of the time.(a) Make a tree diagram summarizing the probabilities above.(b) What is the probability that Queequeg misses a randomly selected whale with hisharpoon?(c) Years later, Queequeg is telling a story about a time he missed a whale with his harpoon.What is the probability that his target that time was a sperm whale?
26% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she used credit cards. Find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. If convenient, use technology to find the probabilities.
GMC automobiles come in the following colors and are manufactured in these percentages. White(.46), Black (.22), Red (.09), Grey (.11), Blue (.12) If I select 2 cars at random. What is the probability that the two cars are both white? (A)..92 (B).2116 (C).23 (D) .7084 (E) none of these
(a) Student A would like to visit a country where 92% of the population speaks the native language. However, Student A does not speak and understand that language. What is the probability that at least two of three locals at the immigrant department of the airport will succeed to communicate with Student A? Answer = Answer (b) Research Scientist A investigates the infected laboratory rats in modeling human diseases. Research Scientist A finds out the probability of the laboratory rats getting infected is two out of ten. What is the probability that five laboratory rats must be required before Research Scientist A finds at least three laboratory rats but not all have been infected? Answer = Answer (c) A badminton game consists of at least two matches, and each match consists of 21 points. The probability of Player A and Player B earning a point in their matches are 80% and 90%. What is the probability difference between Player A and Player B to get their second points within…
29% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. If convenient, use technology to find the probabilities. (a) P(2)=(Round to the nearest thousandth as needed.) (b) P(x> 2)= (Round to the nearest thousandth as needed.) %3D (c) P(2sxs5)= (Round to the nearest thousandth as needed.)
Please follow the steps; answer #1, please; thank you!!
According to the college registrar's office, 45% of students enrolled in an introductory statistics class this semester are freshmen, 20% are sophomores, 25% are juniors, and 10% are seniors. You want to determine the probability that in a random sample of five students enrolled in introductory statistics this semester, exactly two are freshmen. (a) Describe a trial. Can we model a trial as having only two outcomes? If so, what is success? What is failure? Choose one of the statements below:A. A trial consists of looking at the class status of a student enrolled in introductory statistics. Yes we can model this trial with "freshman" being a success and "any other class" as a failure.B. A trial consists of looking at the class status of a student enrolled in introductory statistics. Yes we can model this trial with "junior" being a success and "any other class" as a failure.C. A trial consists of looking at the class status of a student enrolled in introductory statistics. Yes we can…
24% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. If convenient, use technology to find the probabilities.
You are planning to place a bet on your local sports team, the Red Sparrows. The Sparrow's have a past record of 4-5 (4 wins, 5 losses) at this venue. However you also know that their record is 2-7 in games where it rains and it has rained at 60% of their games this season. 4 If the Red Sparrows win their game what is the probability that it rained at that game?
38% of college students say they use credit cards because of the rewards program. You randomly select 10 college students and ask each to name the reason he or she uses credit cards. Find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. If convenient, use technology to find the probabilities. (a) P(2) = (Round to the nearest thousandth as needed.) (b) P(x>2) = (Round to the nearest thousandth as needed.) (c) P(2sxs5)= (Round to the nearest thousandth as needed.) PDF ofessional Ref.pdf Enter your answer in each of the answer boxes. O Search Textbook So.. 9 Take a Test - Micha.

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