Appendix B: Relating the Research Question to the Choice of Statistical Test

INTRODUCTION

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Research Question

Refer to Chart

Is there a difference between means (or medians)?

1 independent variable, 2 levels

1 independent variable, ≥ 3 levels

2 or more independent variables

Is there a difference in proportions?

Is there an association between variables?

Is there a predictive relationship between variables?

Are measurements reliable?

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