7. How many planned to do at most ane of these activities?
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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Answer only last question no. 7..plz explain properly

Transcribed Image Text:Two hundred forty-six Ship faculty members were surveyed regarding their plans for the upcoming
weckend. The results were as follows:
127 plan to grade papers
117 plan to attend a football game
92 plan to do houschold chares
27 plan to grade papers and attend a football game
53 plan to grade papers and do houschold chores
39 plan to attend a football game and do houschold chores
13 plan to grade papers, attend a football game, and do houschold chores
Sketch a Venn diagram and answer the questions below.
papera
game
chords
1. How many planned to only grade papers?
2. How many planned to grade papers or do household chores?
3. How many did not plan to do any of these activities?
4. How many planned to do at lease two of these activities?
5. How many planned to attend a football game and do houschold chores, but did not have any plans to
gradet
6. How many planned to attend a football game or grade papers, but did not plan to do household
chores?
7. How many planned to do at most one of these activities?
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