A student was surveying whether or not his classmates liked boba or not. Of the 17 sophomores in the class, 13 liked boba and 4 did not. Of the 16 freshmen in the class, 7 liked boba and 9 did not. Write answers as simplified fractions in the format of "a/b". What is the probability that a randomly chosen student likes boba and is a sophomore? What is the probability that a randomly chosen student who likes boba is a sophomore?
A student was surveying whether or not his classmates liked boba or not. Of the 17 sophomores in the class, 13 liked boba and 4 did not. Of the 16 freshmen in the class, 7 liked boba and 9 did not. Write answers as simplified fractions in the format of "a/b". What is the probability that a randomly chosen student likes boba and is a sophomore? What is the probability that a randomly chosen student who likes boba is a sophomore?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:A student was surveying whether or not his classmates liked boba or not. Of the 17 sophomores in the class, 13 liked boba and 4 did not. Of the 16 freshmen in the class,
7 liked boba and 9 did not.
Write answers as simplified fractions in the format of "a/b".
What is the probability that a randomly chosen student likes boba and is a sophomore?
What is the probability that a randomly chosen student who likes boba is a sophomore?
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