- Terkko Navigator (Click Terkko Services -> Data Support)
- Helsinki University Data Support

- 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

- What is missing data?
- Dealing with missing values in SPSS
- Multiple imputation in SPSS
- Imputing missing values in R

- 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

- Nonparametric Tests for the Interaction in Two-way Factorial Designs Using R
- Parametric or non-parametric analysis

- R: Our own kickstart guide to learning the language
- Information about R
- RStudio
- How to install R and RStudio
- Tutorials for learning R
- Intro to RStudio
- DataCamp - Learning R online
- RMarkdown cheat sheet

- 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