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Problem (6): In a group of 30 students, 17 plays computer games, 10 play board games and 9 play neither computer nor board games. Find the probability that a) A student chosen at random from the group plays board games. b) A student plays both computer games and board games. c) A student plays board games but not computer games.

Problem (6): In a group of 30 students, 17 plays computer games, 10 play board games and 9 play neither computer nor board games. Find the probability that a) A student chosen at random from the group plays board games. b) A student plays both computer games and board games. c) A student plays board games but not computer games.

A First Course in Probability (10th Edition)
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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solve question 6 pleaseee

Problem (4): Find the number of ways that 9 toys can be divided between 4 children if the youngest is to receive 3 toys and each of the others 2 toys. Problem (5): The colors of cars passing the university gate one morning are given in the table" Black | Yellow Green Color Number of cars Red Blue Gray Other 45 16 2 14 17 23 21 a) Estimate the probability that the next car to pass the university gates will be red. b) The next morning, 350 cars pass the university gates. Estimate the number of red cars that morning. c) What is the probability to pass 6 black cars and 8 gray cars at that morning? Problem (6): In a group of 30 students, 17 plays computer games, 10 play board games and 9 play neither computer nor board games. Find the probability that a) A student chosen at random from the group plays board games. b) A student plays both computer games and board games. c) A student plays board games but not computer games.
Transcribed Image Text:Problem (4): Find the number of ways that 9 toys can be divided between 4 children if the youngest is to receive 3 toys and each of the others 2 toys. Problem (5): The colors of cars passing the university gate one morning are given in the table" Black | Yellow Green Color Number of cars Red Blue Gray Other 45 16 2 14 17 23 21 a) Estimate the probability that the next car to pass the university gates will be red. b) The next morning, 350 cars pass the university gates. Estimate the number of red cars that morning. c) What is the probability to pass 6 black cars and 8 gray cars at that morning? Problem (6): In a group of 30 students, 17 plays computer games, 10 play board games and 9 play neither computer nor board games. Find the probability that a) A student chosen at random from the group plays board games. b) A student plays both computer games and board games. c) A student plays board games but not computer games.
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