Preface • The purpose of this presentation is to help you determine which statistical tests are appropriate for analyzing your data for your resident research project. It does not represent ...
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...Preface the purpose of this presentation is to help you determine which statistical tests are appropriate for analyzing your data resident research project it does not represent a comprehensive overview all and methods may need be analyzed using different than presented here but focuses on most common techniques outline descriptive statistics frequencies percentages means standard deviations inferential correlation t chi square logistic regression types analyses describing phenomena how many much basic measurements bp hr bmi iq etc inferences about hypothesis testing proving or disproving theories associations between confidence intervals if sample relates larger population significance e g diet health prediction can used summarize describe single variable aka univariate counts use with categorical nominal levels groupings yes no drug vs b continuous interval ratio height weight cholesterol scores test look at ways we display pie chart table frequency distributions good more observatio...