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2) In a Canadian population, 30% of people spend 4 hours or more per day on smartphone; 25% of people have difficulty falling asleep within 30 min; and 20% of people spend 4 hours or more per day on smartphone and have trouble falling asleep within 30 min. If a person is randomly selected from the population who spend less than 4 hours per day on smartphone, what is the probability this person have difficulty falling asleep within 30 min?

2) In a Canadian population, 30% of people spend 4 hours or more per day on smartphone; 25% of people have difficulty falling asleep within 30 min; and 20% of people spend 4 hours or more per day on smartphone and have trouble falling asleep within 30 min. If a person is randomly selected from the population who spend less than 4 hours per day on smartphone, what is the probability this person have difficulty falling asleep within 30 min?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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2) In a Canadian population, 30% of people spend 4 hours or more per day on smartphone; 25% of people have difficulty falling asleep within 30 min; and 20% of people spend 4 hours or more per day on smartphone and have trouble falling asleep within 30 min. If a person is randomly selected from the population who spend less than 4 hours per day on smartphone, what is the probability this difficulty falling asleep within 30 min? person have
Transcribed Image Text:2) In a Canadian population, 30% of people spend 4 hours or more per day on smartphone; 25% of people have difficulty falling asleep within 30 min; and 20% of people spend 4 hours or more per day on smartphone and have trouble falling asleep within 30 min. If a person is randomly selected from the population who spend less than 4 hours per day on smartphone, what is the probability this difficulty falling asleep within 30 min? person have
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