data management and planning
- Terkko Navigator (Click Terkko Services -> Data Support)
- Helsinki University Data Support
study designs and data collection
experiment
survey
observational study
meta-analysis
power and sample size calculations
exploring data
variables
- What are variables?
- Descriptive statistics 1
- Descriptive statistics 2
- Variability: variance, standard deviation (SD), interquartile range (IQR)
- Sample vs population
- Standard deviation (SD) or standard error of the mean (SEM) 1
- Standard deviation (SD) or standard error of the mean (SEM) 2
- Percentiles
dealing with missing data
- What is missing data?
- Dealing with missing values in SPSS
- Multiple imputation in SPSS
- Imputing missing values in R
hypothesis testing / how to choose and perform a statistical test
tests to compare...
...means
parametric tests: t-test
- About t-test: one-sample, independent-samples, paired-samples
- One-sample t-test in SPSS
- Independent-samples t-test in SPSS
- Dependent (paired) t-test in SPSS
- One function for different types of t-test in R
anova
non-parametric tests
- Nonparametric Tests for the Interaction in Two-way Factorial Designs Using R
- Parametric or non-parametric analysis
...survival times
logrank test (and kaplan-meier plot)
evaluating dependencies
chi-square test of independence
correlation
decision curve analysis
bias
statistical softwares
- Information about R
- RStudio
- How to install R and RStudio
- Tutorials for learning R
- Intro to RStudio
- DataCamp - Learning R online
- RMarkdown cheat sheet
glossaries
- International Statistical Institute's glossary of statistical terms in Finnish translated into multiple languages
- Statistical terms in English translated into Finnish
- Statistical terms in English, Finnish and Swedish