4. Whenever the TV show Prison Break is on, 34% of televisions are tuned to this show. a. What is the probability that in 20 randomly selected TVs, exactly 5 are tuned in to Prison Break? b. What is the probability that at least 5 TV's are tuned in?
4. Whenever the TV show Prison Break is on, 34% of televisions are tuned to this show. a. What is the probability that in 20 randomly selected TVs, exactly 5 are tuned in to Prison Break? b. What is the probability that at least 5 TV's are tuned in?
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:3. The faces of a 12-sided die are numbered from 1 to 12. Calculate the probability of rolling a 9 at
least 5 times in 50 tries.
4. Whenever the TV show Prison Break is on, 34% of televisions are tuned to this show.
a. What is the probability that in 20 randomly selected TVs, exactly 5 are tuned in to Prison
Break?
b. What is the probability that at least 5 TV's are tuned in?
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