A survey of IU students reveals that 10% of the fresh- men, 15% of the sophomores, 60% of the juniors, and 85% of the seniors like Finite Math. Given that 30% of all students are freshmen, 30% are sophomores, 20% are juniors, and 20% are seniors, what percent- age of the student population like Finite Math? (a) .635 (b) .535 (c) .465 (а) .365 (e) .235 (f) none of the above

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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23. A survey of IU students reveals that 10% of the fresh-
men,
15% of the sophomores, 60% of the juniors, and
85% of the seniors like Finite Math. Given that 30%
of all students are freshmen, 30% are sophomores,
20% are juniors, and 20% are seniors, what percent-
age of the student population like Finite Math?
(а) .635
(b) .535
(c) .465
(d) .365
(e) .235
(f) none of the above
Transcribed Image Text:23. A survey of IU students reveals that 10% of the fresh- men, 15% of the sophomores, 60% of the juniors, and 85% of the seniors like Finite Math. Given that 30% of all students are freshmen, 30% are sophomores, 20% are juniors, and 20% are seniors, what percent- age of the student population like Finite Math? (а) .635 (b) .535 (c) .465 (d) .365 (e) .235 (f) none of the above
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It is given that, 30% of all of the students are freshmen, 30% are sophomores, 20% are juniors, and 20% are seniors.

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