One hundred students were asked whether teu were taking psychology (P) or biology (B). The responses shows that 61 were taking psychology; 18 were taking both; 12 were taking neither. Use a vent diagram to answer the following question. How many are talking biology?

One hundred students were asked whether teu were taking psychology (P) or biology (B). The responses shows that 61 were taking psychology; 18 were taking both; 12 were taking neither. Use a vent diagram to answer the following question. How many are talking biology?

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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