Exercise ( H.W): 4/ A survey of 500 television watchers produced the following information. 285watch football games 195 = basketball games 115 = hockey games 50 = hockey and basketball 45 = football and basketball %3D %3D 70 = football and hockey 50 do not watch any of three games al How many people in the survey watch all three games b/ How many people in the survey watch exactly one of the three games

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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Exercise ( H.W):
4/ A survey of 500 television watchers produced the following
information.
football games
195 = basketball games
115 = hockey games
hockey and basketball
285watch
50 =
45 = football and basketball
70
football and hockey
%3D
50 do not watch any of three games
a/ How many people in the survey watch all three games
b/ How many people in the survey watch exactly one of the three games
Transcribed Image Text:Exercise ( H.W): 4/ A survey of 500 television watchers produced the following information. football games 195 = basketball games 115 = hockey games hockey and basketball 285watch 50 = 45 = football and basketball 70 football and hockey %3D 50 do not watch any of three games a/ How many people in the survey watch all three games b/ How many people in the survey watch exactly one of the three games
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