Chapter Thirteen - The Chi Square
Distribution
Chapter
Objectives
- Identify the kind of data that requires a chi square test for
hypothesis testing
- Distinguish between problems that require goodmess-of-fit
tests and those that require tests of independence
- For goodnes-of-fit tests: State the nyull hypothesis and
calculate and interpret chi square values
- Calculate a chi square value from a 2 x 2 table using the
shortcut method
- Describe the isssues associated with chi sqyare tests based on
amall N' s
Chapter Oultine
- The Chi Square Distribution
- Chi Square as a Test for Goodness of Fit
- Chi Square as a Test for Independence
- Shortcut for Any 2 x 2 Table
- Chi Square with More Than one Degree of Freedom
- Small Expected Frequencies
- When You May Use Chi Square
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