Large scale replications vs. meta-analyses: Lessons learned in developmental science

Key Points

• This research examines the effectiveness of large-scale replications versus meta-analyses in assessing reliability in developmental science.
• Reviewed existing meta-analyses and replication studies in developmental science.
• Assessed sample sizes and population diversity in the studies.
• Evaluated the consistency of findings across different methodologies.
• Meta-analyses showed varied effectiveness based on sample size and study designs.
• Replications highlighted significant inconsistencies in original study results.
• Combined approaches offered a more comprehensive view of robustness in findings.

Abstract