What are three types of replication?
- Direct replication.
- Conceptual replication.
- Systematic replication/replication-plus-extension.
Why might replication studies fail? Name four reasons.
- The context might be different.
- Maybe the replications were false negatives.
- Maybe the original study has a too small sample size.
- Maybe the researchers engaged in questionable research practices.
What is p-hacking?
Running different types of analyses in order to find a significant effect.
What is HARKing?
Hypothesizing after results are known; looking for hypotheses that fit with the data.
What are three parts of open science that improve scientific practice?
- Open data
- Open measures
- Preregistration
What is the file-drawer problem?
Significant results are more likely to be published, which leads to overestimizations of effect sizes.
What is theory testing mode?
A correlational or experimental research to investigate support for a theory.
What is generalization mode?
When researchers want to generlize their findings to other populations or settings.
Welke human biases spelen een rol in het vaker vinden van significante resultaten?
Hindsight bias en confirmation bias.
