Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to perform a chi-square test on a TI-83 graphing calculator.

The table on page 30 of your TI Workbook list the levels of education based on age. Test the claim that age and level of education are independent of each other. The data is from

http://lib.stat.cmu.edu/DASL/Datafiles/Educationbyage.html

## Do a chi-square test on a TI-83 graphing calculator

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