Suppose the following statements describe probabilities regarding these two events. Which of the statements describe conditional probabilities? Select all that apply.   A. The probability is 23.1% that a college student is conservative. B. There is a 38.4% chance that a randomly chosen person is conservative. C. Of people living in the United States, 15.6% are college students. D. Three point six percent of people living in the United States are conservative college students. E. Nine point four percent of conservatives are college students. F. There is a 50.4% probability that a person is a college student or conservative.

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 7CC
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Consider the sample space of all people living in the United States, and within that sample space, the following two events.

??=people who are college students=people who are conservative
A=people who are college students
B=people who are conservative
 
Suppose the following statements describe probabilities regarding these two events. Which of the statements describe conditional probabilities? Select all that apply.
 
A. The probability is 23.1% that a college student is conservative.
B. There is a 38.4% chance that a randomly chosen person is conservative.
C. Of people living in the United States, 15.6% are college students.
D. Three point six percent of people living in the United States are conservative college students.
E. Nine point four percent of conservatives are college students.
F. There is a 50.4% probability that a person is a college student or conservative.
Expert Solution
Step 1

Conditional rule:

The formula for probability of A given B is,

PA|B=PA and BPB.

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