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Unformatted text preview: 6) Calculate the degrees of freedom (df). df = (# of rows – 1)*(# of columns – 1). Note that you do not include the row of column totals or the column of row totals in the above counts. If this is slightly confusing, it might be best to just look at the table created during step 4. 7) Find the chi-square critical value (from the chart using alpha and df). 8) Draw your conclusion and state it in the context of the problem. Conclusion: Reject H and assert H A if your chi-square statistic is > chi-square critical value. Otherwise, do not reject H ....
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This note was uploaded on 02/06/2012 for the course STAT 225 taught by Professor Martin during the Spring '08 term at Purdue.
- Spring '08
- Chi-Square Test