Recent content by CWWSPSSuser

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    Why is there a difference in the confidence intervals calculated by SPSS compared to SAS and Epi-Info 7?

    I writing sample code for colleagues in developing countries who will use it to analyze a multi-stage, cluster-sample survey that measures the prevalence of infection with soil-transmitted intestinal worms. So far, I have used three of the software packages they might use: IBM SPSS Statistics (I...