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11.3 Exercise 13

Avg difficulty 2.5

How many passengers are expected to travel between 401 and 500 miles and purchase first-class tickets?

OpenStax Introductory Statistics 2e, 11.3 Test of Independence, exercise 13

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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.