5. Twenty percent (20%) of the days you walk to the school, 30% of days you bike, and 50% of days you drive. Ninety percent (90%) of the days are sunny when you walk, 60% are sunny when you bike, and 30% are sunny when you drive. a. For a randomly selected day that you went to the school, what is the chance that it was a sunny day? b. For a randomly selected day that you walked to the school, what is the chance that it was a sunny day? c. A randomly selected day that you went to the school was a sunny day.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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5. Twenty percent (20%) of the days you walk to the school, 30% of days you bike, and 50% of
days you drive. Ninety percent (90%) of the days are sunny when you walk, 60% are sunny
when you bike, and 30% are sunny when you drive.
a. For a randomly selected day that you went to the school, what is the chance that
it was a sunny day?
b. For a randomly selected day that you walked to the school, what is the chance
that it was a sunny day?
c. A randomly selected day that you went to the school was a sunny day.
What is the chance that you walked to the school on that day?
Transcribed Image Text:5. Twenty percent (20%) of the days you walk to the school, 30% of days you bike, and 50% of days you drive. Ninety percent (90%) of the days are sunny when you walk, 60% are sunny when you bike, and 30% are sunny when you drive. a. For a randomly selected day that you went to the school, what is the chance that it was a sunny day? b. For a randomly selected day that you walked to the school, what is the chance that it was a sunny day? c. A randomly selected day that you went to the school was a sunny day. What is the chance that you walked to the school on that day?
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