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QUESTION 3 a b с d Roger buys three tickets in a raffle in which there is a total of 20 tickets. There are two prizes. Find the probability of him winning: ( first prize first prize only both prizes no prizes e at least one prize P(BP) = 3²3/10 × ²7/0₂ 1-³/40= 190-³ = 190 3x 20 19 380 = 3 190

QUESTION 3 a b с d Roger buys three tickets in a raffle in which there is a total of 20 tickets. There are two prizes. Find the probability of him winning: ( first prize first prize only both prizes no prizes e at least one prize P(BP) = 3²3/10 × ²7/0₂ 1-³/40= 190-³ = 190 3x 20 19 380 = 3 190

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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QUESTION 3 a first prize b C d e f Roger buys three tickets in a raffle in which there is a total of 20 tickets. There are two prizes. Find the probability of him winning: first prize only both prizes no prizes at least one prize one prize only. 2 P(BP) = 3³/20x 1-2740 - 190-3 = 1870 20 19 6 380 = 3 190
Transcribed Image Text:QUESTION 3 a first prize b C d e f Roger buys three tickets in a raffle in which there is a total of 20 tickets. There are two prizes. Find the probability of him winning: first prize only both prizes no prizes at least one prize one prize only. 2 P(BP) = 3³/20x 1-2740 - 190-3 = 1870 20 19 6 380 = 3 190
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