Empirical Research Methods I

Main resources:

• t-Test with dependent samples
  • Medium Text - Dependent t-test for paired samples: https://statistics.laerd.com/statistical-guides/dependent-t-test-statistical-guide.php
  • Video - Dependent Samples t-Test - 4m58s:

• Paired/dependent samples vs two-sample t-tests
  • Video - Example of hypotheses for paired and two-sample t tests | AP Statistics | Khan Academy - 3m48s:

• Repeated measures ANOVA
  • Guide - Repeated Measures ANOVA: https://statistics.laerd.com/statistical-guides/repeated-measures-anova-statistical-guide.php
  • Short Text - Conduct and Interpret a Repeated Measures ANOVA: http://www.statisticssolutions.com/conduct-interpret-repeated-measures-anova/

• Effect size
  • Scientific Paper - It's the Effect Size, Stupid. What effect size is and why it is important: https://www.leeds.ac.uk/educol/documents/00002182.htm
  • Video - Effect Size - 3m22s:
  • Video - Power and Effect Size - 11m04s:

• Calculating and interpreting effect sizes
  • Online Calculators and Tables - Computation of Effect Sizes: https://www.psychometrica.de/effect_size.html

• Repeated measures ANOVA in SPSS
  • Tutorial - ANOVA with Repeated Measures using SPSS Statistics: https://statistics.laerd.com/spss-tutorials/one-way-anova-repeated-measures-using-spss-statistics.php
  • Tutorial - SPSS Repeated Measures ANOVA Tutorial: https://www.spss-tutorials.com/spss-repeated-measures-anova/
  • Video - SPSS Tutorial: Repeated measures ANOVA - 8m42s:

• Test of Sphericity
  • Tutorial - Sphericity: https://statistics.laerd.com/statistical-guides/sphericity-statistical-guide.php

Additional resources:

• Repeated measures ANOVA
  • Book Chapter in German - Kapitel 7: Varianzanalyse mit Messwiederholung: http://quantitative-methoden.de/Dateien/Auflage3/Band_II/Kapitel_7_SPSS_Ergaenzungen_A3.pdf