c. Suppose a survey participant is randomly selected and you are told that he has a college degree. What is the probability that this man prefers the NFL? (Round to four decimal places as needed.)
c. Suppose a survey participant is randomly selected and you are told that he has a college degree. What is the probability that this man prefers the NFL? (Round to four decimal places as needed.)
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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
Transcribed Image Text:A marketing company has randomly surveyed 210 men who watch professional sports. The men were separated according to their educational level (college degree or not) and whether they preferred the NBA or the National Football League (NFL). The results of the survey are shown to the right.
Complete parts a through d.
a. What is the probability that a randomly selected survey participant prefers the NFL?
0.5286 (Round to four decimal places as needed.)
b. What is the probability that randomly selected survey participant has a college degree and prefers the NBA?
0.1857 (Round to four decimal places as needed.)
c. Suppose a survey participant is randomly selected and you are told that he has a college degree. What is the probability that this man prefers the NFL?
(Round to four decimal places as needed.)
C
Sports
Preference
NBA
NFL
College No College
Degree
39
13
Degree
60
98
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