A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Topic Video
Question
A wildlife reserve offers six types of annual membership to individuals. The charges are shown in the table below.
Individual Membership Type | Membership Charges per year,$ |
Friends of Bird Park | 39 |
Friends of River Safari | 65 |
Friends of the Zoo | 105 |
Friends of Night Safari | 105 |
Friends of Wildlife | 145 |
Friends of Wildlife Plus | 205 |
Of all the individuals who have taken up the annual membership, 20% hold Friends of Bird Park membership, 10% hold Friends of River Safari membership, 15% hold Friends of the Zoo membership, 25% hold Friends of Night Safari membership, 10% hold Friends of Wildlife membership and 20% hold Friends of Wildlife Plus membership. Assume no individual can hold more than one type of membership.
If five members are randomly selected, the probability to have two members holding Friends of Wildlife Plus annual membership=_____. Please fill in the blank.
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by stepSolved in 2 steps with 2 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, probability and related others by exploring similar questions and additional content below.Similar questions
- Last year's freshman class at big state university totaled 5,304 students. Of those, 1,257 received a merit scholorship to help offset tuituon costs their freshman year (although the amount varied per student). The amount a student recieved was N($3,443, $450). If the cost of full tuition was $4,500 last year, what percentage of students who recieved a merit scholarship did not recieve enough to cover full tuition? (Round your answer to the nearest whole percent.)arrow_forwardThe populations of the three largest cities in Canada were the first city with 5,317,957 people, the second city with 3,601,835 people, and the third city with 2,212,824 people. Estimate the total population of the three cities. The total population is approximately people.arrow_forwardTotal spending in the US on lotteries in 2017 was about $75 billion. Given a US Population of 325 million of which 23% are under age 18, and the fact that about half of American adults play the lottery in any given year, about how much does the average American spend on lotteries each year?arrow_forward
- If Amy spends the whole day swimming every Friday, and only Friday, what percentage of her days in a 15-week period are devoted to swimming?arrow_forwardDr. A. Ventura is interested in determining what kinds and how many pets people own in Bakersfield. He stands outside Petco and asks people what kind of pet they own. This is the result of his survey: dog=1; cat=2; bird=3; reptile=4; fish=5; other=6 1,1,2,2,2,1,1,3,2,3,1,1,1,2,2,4,4,2,2,1,1,1,5,4,3,4,1,1,1,2,2,6,1,1,2,2,1,2,1,2,6,3,4,5arrow_forwardUniversity researchers published a working paper. One of the objectives of the study was to determine whether ride-share drivers actually make a profit.arrow_forward
- An electrician is paid $1,420 in January; $1,560 in February; $1,672 in March; $1,878 in April; $1,925 in May; and $2,016 in June. What is the average monthly pay?arrow_forward. In 2010, of a total of 67,000 rooms on the Las Vegas Strip, Caesars Entertainment managed 22,880, while MGM Resorts managed over 12,000. However, owing to the Great Recession and new hotel openings, between 2008 and 2010, MGM's hotel occupancy decreased from 92% to 89%, while its average daily room rate fell from $148 to $108. Meanwhile, CityCenter, managed by MGM Resorts, and the Cosmopolitan opened with 4,000 and 3,000 rooms respectively, and the 1,720-room Sahara closed. (Sources: Caesars Entertainment Corp., Annual Report 2010; MGM Resorts, Annual Report 2010; "Sahara's closure on May 16 will mark `the end of an era'," Las Vegas Sun, March 11, 2011.) (a) Using a suitable figure, explain how the opening of CityCenter and the Cosmopolitan affects the residual demand for an existing hotel and how it should adjust prices. (b) If MGM Resorts had not reduced its room rates, what would have been the effect on occupancy? (c) Use the Cournot model to explain…arrow_forwardAssuming a group has one uniform rate, 40% of the group receives a 10% rate increase and 60% of the group receives a 20% increase, what is the total percentage increase for the group?arrow_forward
- An interdepartmental task force is being formed to investigate an increase in violent crimes. 1/5 of the task force will be police officers from the local precinct. 1/4 will be ATF agents, and the remaining 22 will be from the FBI. How many people are participating in the task force?arrow_forwardDuring his short stint as Shadow Finance Minister, Barnaby Joyce displayed a curious grasp of numbers. One of his most infamous exclamations was “All this billions, quillions, Brazilians.” Less well known was his tax-reform proposal, recommending that if you earn $x per day, you are taxed x% of that amount (with the understanding that you pay 100% tax if you earn $100 or more per day. Under Senator Barnaby’s plan, which amount x gives you the highest earnings after tax has been taken out?arrow_forward
arrow_back_ios
arrow_forward_ios
Recommended textbooks for you
- A First Course in Probability (10th Edition)ProbabilityISBN:9780134753119Author:Sheldon RossPublisher:PEARSON
A First Course in Probability (10th Edition)
Probability
ISBN:9780134753119
Author:Sheldon Ross
Publisher:PEARSON