52. The National Sleep Foundation reported that 36.8% of all adults snore. Of the people who snore, 87% are over the age of 30. 81.5% of people in their study were over the age of 30. (a) Write the above statements in probability notation. (b) Find the probability that someone is over 30 and snores. (c) Find the probability that someone is over 30 or snores. (d) Given someone is over 30, what the probability that he or she snores? abe) What is the probability that someone does not snore? (f) Are snoring and being over 30 mutually exclusive events? Explain with probabilities. (g) Are snoring and being over 30 independent events? Explain with probabilities.
52. The National Sleep Foundation reported that 36.8% of all adults snore. Of the people who snore, 87% are over the age of 30. 81.5% of people in their study were over the age of 30. (a) Write the above statements in probability notation. (b) Find the probability that someone is over 30 and snores. (c) Find the probability that someone is over 30 or snores. (d) Given someone is over 30, what the probability that he or she snores? abe) What is the probability that someone does not snore? (f) Are snoring and being over 30 mutually exclusive events? Explain with probabilities. (g) Are snoring and being over 30 independent events? Explain with probabilities.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter6: Ratio, Proportion, And Probability
Section6.7: Probability And Odds
Problem 10E
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i need help w f-g
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Two events can be said mutually exclusive, if they cannot happen at the same time. It is mentioned that events and are mutually exclusive, it means they both cannot happen at the same time. This implies, .
If happening/not happening of one event does not affect the happening/not happening of other event, then such events can be termed as independent events. If and are two independent events, then .
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