Answered: Draw and fill out a Venn diagram to…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The stereotypical math teacher has no life, wears thick glasses and gives impossibly hard tests. The sociology department decided to give a survey to 90 math teachers to see if this stereotype is valid. The results are as follows:

63 said they had no life

27 said they wear thick glasses

46 said they give impossibly hard tests.

10 said they have no life, wear thick glasses and give impossibly hard tests.

21 only gave impossibly hard tests

12 wore glasses and gave impossibly hard tests

65 wore thick glasses or had no life

Draw and fill out a Venn diagram to represent the results of the survey and fill in each section.

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