Useful links

This webpage provides useful links on the statistical aspects of research.

study designs and data collection

experiment

survey

observational study

meta-analysis

power and sample size calculations

exploring data

variables

dealing with missing data

hypothesis testing / how to choose and perform a statistical test

tests to compare...

...means

parametric tests: t-test

anova

non-parametric tests

...survival times

logrank test (and kaplan-meier plot)

evaluating dependencies

chi-square test of independence

correlation

decision curve analysis

bias

statistical softwares

glossaries