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10-101.

A technology group wants to determine if bringing a laptop on a trip that involves flying is related to people being on business trips. Data for random passengers at an airport was collected and summarized in the table below.  

Laptop

No Laptop

Traveling for business

Not traveling for business

  1. What is the probability of traveling with a laptop if someone is traveling for business?

    How many total people are traveling for business? How many of those people are traveling with a laptop?

  2. Does it appear that there is an association between bringing a laptop on a trip that involves flying and traveling for business?

    so they are associated.