Estimating the odds ratio (independent data)

Estimate the odds ratio.

1. Select a cell in the dataset.
2. On the Analyse-it ribbon tab, in the Statistical Analyses group, click Compare Groups, and then click Odds Ratio.
   The analysis task pane opens.
3. In the Y drop-down list, select the first categorical variable.
4. In the X drop-down list, select the second categorical variable.
5. If the data are in frequency form, in the Frequency drop-down list, select the frequency count variable.
6. In the Ratio drop-down list, select the ratio of interest, and in the Event drop-down list, select the outcome of interest.
7. In the Confidence interval edit box, type the confidence level as a percentage, or type - to suppress the confidence interval, and then in the drop-down list, select the confidence bounds.
8. In the Method drop-down list, select the interval estimator.
9. Click Calculate.