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Chi square test for sports

Is there an association between ethnic background and interest in sports in the population ? Can you say anything else about this relationship?

ETHNICITY

EUROPEAN ASIAN AFRICAN OTHER TOTAL
YES 25 8 15 7 55
INTERESTED
in NO 20 17 10 8 55
SPORTS
45 25 25 15 110

Solution Preview

Please see the attachments.
Calculations are done in excel.

Answer
The null hypothesis tested is
H0: There is no association between ethnic background and interest in sports.
H1: There is association between ethnic background and interest in sports .
The test Statistic used is where O is the observed frequency and E is the expected frequency The Expected frequencies ...

Solution Summary

Step by step method for testing the hypothesis under 5 step approach is discussed here. Excel template for each problem is also included. This template can be used to obtain the answers of similar problems.

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