A survey of high school girls classified them by two attributes: whether or not they participated in sports and whether or not they had one or more older brothers. Use the following data to test the null hypothesis that these two attributes of classification are independent:

Approximate the p-value of this test. Do we reject the null hypothesis if α = 0.05?

5/24/2016 Unit 1 How do we distinguish substances The central goal of this unit is to help you understand and apply basic ideas that can be used to distinguish the different substances present in a system. M1. Searching for Differencesus...