marketing company did a survey to find out what kinds of soda (or “pop”) people drink. Out of 85 people surveyed, they found that 59 drank cola, 43 drank root beer, and 45 drank lemon-lime. Of all those surveyed, 24 drank cola but not lemon-lime, 20 drank root beer but not cola, and 23 drank lemon-lime but not root beer. 15 drank all three kinds. Draw the Venn Diagram, then answer these questions: a) How many people drank none of these three kinds of soda? b) How many people did not drink cola? c) How many people drank root beer but not lemon-lime? d) How many people drank both cola and lemon-lime but not root beer? e) How many people drank only root beer?
marketing company did a survey to find out what kinds of soda (or “pop”) people drink. Out of 85 people surveyed, they found that 59 drank cola, 43 drank root beer, and 45 drank lemon-lime. Of all those surveyed, 24 drank cola but not lemon-lime, 20 drank root beer but not cola, and 23 drank lemon-lime but not root beer. 15 drank all three kinds. Draw the Venn Diagram, then answer these questions: a) How many people drank none of these three kinds of soda? b) How many people did not drink cola? c) How many people drank root beer but not lemon-lime? d) How many people drank both cola and lemon-lime but not root beer? e) How many people drank only root beer?
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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marketing company did a survey to find out what kinds of soda (or “pop”) people drink. Out of 85 people surveyed, they found that 59 drank cola, 43 drank root beer, and 45 drank lemon-lime. Of all those surveyed, 24 drank cola but not lemon-lime, 20 drank root beer but not cola, and 23 drank lemon-lime but not root beer. 15 drank all three kinds. Draw the Venn Diagram, then answer these questions: a) How many people drank none of these three kinds of soda? b) How many people did not drink cola? c) How many people drank root beer but not lemon-lime? d) How many people drank both cola and lemon-lime but not root beer? e) How many people drank only root beer?
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