(a) What is the probability that on a randomly selected day, the flight will depart after 9:11 a.m.? (b) What is the probability that on a randomly selected day, the flight will depart between 8:59 a.m. and 9:11 a.m.? (c) If a random sample of 40 days was selected, how many flights would you expect to depart between 8:59 a.m. and 9:11 a.m.? Justify your response.
(a) What is the probability that on a randomly selected day, the flight will depart after 9:11 a.m.? (b) What is the probability that on a randomly selected day, the flight will depart between 8:59 a.m. and 9:11 a.m.? (c) If a random sample of 40 days was selected, how many flights would you expect to depart between 8:59 a.m. and 9:11 a.m.? Justify your response.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Please explain the instructions on how to do this. Thanks!
Transcribed Image Text:68% 964476
11 15 19
99,7
8:55 8:59 3 7
Formative Assessment Goal
An airline has a flight scheduled for 9 a.m. every morning. The flight departs early on some
mornings and late on others. The airline has analyzed past departure data and determined that the
distribution of departure times in minutes after 9 a.m. is approximately normally distributed with a
mean of 7 minutes and a standard deviation of 4 minutes.
(a) What is the probability that on a randomly selected day, the flight will depart after 9:11 a.m.?
(b) What is the probability that on a randomly selected day, the flight will depart between 8:59 a.m.
and 9:11 a.m.?
Link to Community Support
(c) If a random sample of 40 days was selected, how many flights would you expect to depart
between 8:59 a.m. and 9:11 a.m.? Justify your response.
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