survey of 50 musicians showed that: 30 play the piano, 20 play the guitar, 20 play the violin, 12 play both the piano and violib, 10 play both the piano and guitar, 5 play bothe the guitar and violin, 2 play all three instruments. How many musicians play none of the three instruments?

survey of 50 musicians showed that: 30 play the piano, 20 play the guitar, 20 play the violin, 12 play both the piano and violib, 10 play both the piano and guitar, 5 play bothe the guitar and violin, 2 play all three instruments. How many musicians play none of the three instruments?

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 survey of 50 musicians showed that: 30 play the piano, 20 play the guitar, 20 play the violin, 12 play both the piano and violib, 10 play both the piano and guitar, 5 play bothe the guitar and violin, 2 play all three instruments. How many musicians play none of the three instruments?

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