People were asked which fruit is their favorite: apples, oranges, or bananas. The results showed that the odds of a person, chosen at random, preferring apples was 2: 3.What is the probability that a randomly chosen person prefers either oranges or bananas?NextMacBook AirDIIDD吕0888F9FBF6F7F5F3F4F2

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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 group of children are getting sorted into two different groups. They put six blue marbles and six green marbles into a bag. The first two children both randomly draw a blue marble. 1.If they don’t place the marble back, what are the odds that the next child selects a blue marble? The answer is in percentage(%).
A card is selected from a standard deck of 52 cards. What are the odds of selecting a red 9?
Suppose you select a letter at random from the word MISSISSIPPI. What is the probability of NOT selecting the letter I?
A three-person jury is to be selected, at random, from a pool that has 6 people with green eyes and 6 people with blue eyes. What is the probability of selecting an all-blue-eyed jury?
Suppose that 28% of people own dogs. If two people are randomly selected, what is the probability that they both own a dog?
An IQ test contains (20) multiple choice questions. You have to answer all of these questions knowing that the pass grade for this test is to answer (10) or more questions correctly. Assume that you will answer the questions randomly and the probability for answering each question correctly is (0.6).A. What is the probability that you will pass the test?B. What is the probability that you will answer all questions correctly?C. What is the probability that you will answer all questions wrongly?D. What is the probability that you will answer at most three questions wrongly?E. What is the probability that you will answer at least three questions correctly?F. What is the probability that you will answer the first three questions correctly?G. What is the probability that you will answer only the first three questions correctly?
If you have a sample of 100 patients at a hospital and 20 of them have the flu, what is the probability Of randomly selecting 3 patients in a row who have the flue?
Friskie is having her fifth litter. The prior litters have either been three normal pups or two normal pups and a runt. Assume the probability of either outcome is 50%.
maya is playing a role playing game with her friends. She will roll a dice to determine if her character casts a spell. The odds in favor of her character casting a spell are 8/7. Find the probability of her character casting a spell.
In the World Cup Soccer Match, the average is 2.7 goals per game. In a particular game, What is the probability of having more than 3 goals?
A child has blocks. The probability of choosing a green one is 7/9. What are the odds against choosing a green block
Of the 125 million households in the U.S., 86 million of them have a pet. If you randomly survey a sample of 6 households, what are the odds that all six of them have a pet?

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People were asked which fruit is their favorite: apples, oranges, or bananas. The results showed that the odds of a person, chosen at random, preferring apples was 2: 3. What is the probability that a randomly chosen person prefers either oranges or bananas? Next