The number of days ahead of their trip that travelers purchase their airline tickets can be modeled as an exponential distribution with a mean of 12 days. a. Determine the probability that a traveler will purchase their ticket less than 25 days before their trip Answer in exact fraction, or rounded to at least 4 decimal places. b. Determine the 77 percentile number of days by which travellers make an advance purchase of their tickets. Answer in exact fraction, or rounded to at least 4 decimal places. days
The number of days ahead of their trip that travelers purchase their airline tickets can be modeled as an exponential distribution with a mean of 12 days. a. Determine the probability that a traveler will purchase their ticket less than 25 days before their trip Answer in exact fraction, or rounded to at least 4 decimal places. b. Determine the 77 percentile number of days by which travellers make an advance purchase of their tickets. Answer in exact fraction, or rounded to at least 4 decimal places. days
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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