between 12 and 24 years of age? (b) What is the probability he or she is between 25 and 64 years of age? (c) What is the probability he or she is between 12 and 24 years of age or between 65 and 74 years of age?

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 65E
icon
Related questions
Question

In a survey of 3000 Americans aged 12 through 74 years, the following makeup of the moviegoer audience was obtained.

Age 12–24 25–44 45–64 65–74
Audience (%) 30 36 22 12

A moviegoer is selected at random from the respondents of the survey.

(a) What is the probability he or she is between 12 and 24 years of age?


(b) What is the probability he or she is between 25 and 64 years of age?


(c) What is the probability he or she is between 12 and 24 years of age or between 65 and 74 years of age? 
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Recommended textbooks for you
Calculus For The Life Sciences
Calculus For The Life Sciences
Calculus
ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
College Algebra
College Algebra
Algebra
ISBN:
9781337282291
Author:
Ron Larson
Publisher:
Cengage Learning