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5.2 Exercise 52

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 Statistics, 5.2 The Uniform Distribution, exercise 52

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Adapted from Statistics © 2022 Rice University. Licensed under CC BY 4.0. Source: Statistics. Imported at revision 7dea80a.