A group of 40 students took a test in Economics. The following Venn diagram shows that 19
Question:
A group of 40 students took a test in Economics. The following Venn diagram shows that 19 boys (B) took the test and that seven students failed the test (F).
a. Describe the 21 students who are members of the set B'.
b. Find the probability that a randomly selected student is a boy or someone who failed the test.
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a The set B represents the complement of set B ie the set of students who are not boys To describe t...View the full answer
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Related Book For 
Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook
ISBN: 9781108407304
1st Edition
Authors: Dean Chalmers, Julian Gilbey
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