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5.2 Exercise 49

Avg difficulty 2.5

Use the following information to answer the next three exercises. The Sky Train from the terminal to the rental–car and long–term parking center is supposed to arrive every eight minutes. The waiting times for the train are known to follow a uniform distribution.

The probability of waiting more than seven minutes given a person has waited more than four minutes is?

  1. 0.125
  2. 0.25
  3. 0.5
  4. 0.75

OpenStax Introductory Statistics 2e, 5.2 The Uniform Distribution, exercise 49

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Adapted from Introductory Statistics 2e © 2023 Rice University. Licensed under CC BY 4.0. Source: Introductory Statistics 2e. Imported at revision 50ec917.