79. Market research. From a survey involving 1,000 university students, a market research company found that 750 students owned laptops, 450 owned cars, and 350 owned cars and laptops. If a university student is selected at random, what is the (empirical) probability that (A) The student owns either a car or a laptop? (B) The student owns neither a car nor a laptop? 80. Market research. Refer to Problem 79. If a university student is selected at random, what is the (empirical) probability that (A) The student does not own a car? (B) The student owns a car but not a laptop?
79. Market research. From a survey involving 1,000 university students, a market research company found that 750 students owned laptops, 450 owned cars, and 350 owned cars and laptops. If a university student is selected at random, what is the (empirical) probability that (A) The student owns either a car or a laptop? (B) The student owns neither a car nor a laptop? 80. Market research. Refer to Problem 79. If a university student is selected at random, what is the (empirical) probability that (A) The student does not own a car? (B) The student owns a car but not a laptop?
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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Please help with #80.
![79. Market research. From a survey involving 1,000 university
students, a market research company found that 750 students
owned laptops, 450 owned cars, and 350 owned cars and
laptops. If a university student is selected at random, what is
the (empirical) probability that
(A) The student owns either a car or a laptop?
(B) The student owns neither a car nor a laptop?
80. Market research. Refer to Problem 79. If a university student
is selected at random, what is the (empirical) probability that
(A) The student does not own a car?
(B) The student owns a car but not a laptop?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdbf8765a-c0ab-46fe-8663-61e338d72b7c%2Fb50c0ae7-076b-4ca8-9752-7c54217466e0%2Fa988tzq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:79. Market research. From a survey involving 1,000 university
students, a market research company found that 750 students
owned laptops, 450 owned cars, and 350 owned cars and
laptops. If a university student is selected at random, what is
the (empirical) probability that
(A) The student owns either a car or a laptop?
(B) The student owns neither a car nor a laptop?
80. Market research. Refer to Problem 79. If a university student
is selected at random, what is the (empirical) probability that
(A) The student does not own a car?
(B) The student owns a car but not a laptop?
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