time flights is recorded. (a) Explain why this is a binomial experiment. (b) Determine the values of n and p. (c) Find and interpret the probability that exactly 12 flights are on time.
time flights is recorded. (a) Explain why this is a binomial experiment. (b) Determine the values of n and p. (c) Find and interpret the probability that exactly 12 flights are on time.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
According to flightstats.com, American Airlines flights from Dallas to Chicago are on time 80% of the time. Suppose 20 flights are randomly selected, and the number of on-time flights is recorded.
(a) Explain why this is a binomial experiment.
(b) Determine the values of n and p.
(c) Find and interpret the probability that exactly 12 flights are on time.
(d) Find and interpret the probability that fewer than 12 flights are on time.
(e) Find and interpret the probability that at least 12 flights are on time.
(f) Find and interpret the probability that between 10 and 12 flights, inclusive, are on time.
Expert Solution
Step 1
It is given that the random variable X i.e, on-time flights with probability 80% = 0.80 and selected flights are 20.
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