In a film industry, the chance of a movie becoming a blockbuster is 90%. a. Among the first 5 movies produced in a year, what is the probability that only the last movie will be a blockbuster? Answer in exact fraction, or rounded to at least 4 decimal places. b. Among 18 movies, what is the probability that exactly 7 movies will become blockbusters? Answer in exact fraction, or rounded to at least 4 decimal places. c. Among 20 movies, what is the probability that at most 5 movies will be blockbusters? Answer in exact fraction, or rounded to at least 4 decimal places.

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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In a film industry, the chance of a movie becoming a blockbuster is 90%.
a. Among the first 5 movies produced in a year, what is the probability that only the last movie will be a blockbuster?
Answer in exact fraction, or rounded to at least 4 decimal places.
b. Among 18 movies, what is the probability that exactly 7 movies will become blockbusters?
Answer in exact fraction, or rounded to at least 4 decimal places.
c. Among 20 movies, what is the probability that at most 5 movies will be blockbusters?
Answer in exact fraction, or rounded to at least 4 decimal places.
Transcribed Image Text:In a film industry, the chance of a movie becoming a blockbuster is 90%. a. Among the first 5 movies produced in a year, what is the probability that only the last movie will be a blockbuster? Answer in exact fraction, or rounded to at least 4 decimal places. b. Among 18 movies, what is the probability that exactly 7 movies will become blockbusters? Answer in exact fraction, or rounded to at least 4 decimal places. c. Among 20 movies, what is the probability that at most 5 movies will be blockbusters? Answer in exact fraction, or rounded to at least 4 decimal places.
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