A marketing company has randomly surveyed 200 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 Preference League (NFL). The results of the survey are shown to the right. Complete parts a through d. College Degree 43 No College Degree 53 Sports NBA NFL 10 94 a. What is the probability that a randomly selected survey participant prefers the NFL? | (Round to four decimal places as needed.) b. What is the probability that a randomly selected survey participant has a college degree and prefers the NBA? (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.) d. Is a survey participant's preference for the NBA independent of having a college degree? O No. The two events are not independent. Yes. The two events are independent.
A marketing company has randomly surveyed 200 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 Preference League (NFL). The results of the survey are shown to the right. Complete parts a through d. College Degree 43 No College Degree 53 Sports NBA NFL 10 94 a. What is the probability that a randomly selected survey participant prefers the NFL? | (Round to four decimal places as needed.) b. What is the probability that a randomly selected survey participant has a college degree and prefers the NBA? (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.) d. Is a survey participant's preference for the NBA independent of having a college degree? O No. The two events are not independent. Yes. The two events are independent.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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Transcribed Image Text:Sports
A marketing company has randomly surveyed 200 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 Preference
League (NFL). The results of the survey are shown to the right. Complete parts a through d.
College
Degree
43
No College a
Degree
53
NBA
NFL
10
94
a. What is the probability that a randomly selected survey participant prefers the NFL?
(Round to four decimal places as needed.)
b. What is the probability that a randomly selected survey participant has a college degree and prefers the NBA?
(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.)
d. Is a survey participant's preference for the NBA independent of having a college degree?
No. The two events are not independent.
Yes. The two events are independent.
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