OpenStax, Statistics §5.3 The Exponential Distribution (Optional) · Try It 2 · Probability · Continuous distributions
The Exponential Distribution (Optional) · Try It 2
The number of days ahead travelers purchase their airline tickets can be modeled by an exponential distribution with the average amount of time equal to 15 days. Find the probability that a traveler will purchase a ticket fewer than 10 days in advance. How many days do half of all travelers wait?
OpenStax, Statistics · §5.3 The Exponential Distribution (Optional) · Try It 2
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