Small sample sizes reduce the replicability of task-based fMRI studies

• Main Authors: Turner, Benjamin O., Paul, Erick J., Miller, Michael B., Barbey, Aron K.
• Other Authors: Wee Kim Wee School of Communication and Information
• Format: Article
• Language: English
• Published: 2020
• Subjects: Social sciences::Communication; Cognitive Neuroscience; Research Management
• Online Access: https://hdl.handle.net/10356/141835
• Institution: Nanyang Technological University

Despite a growing body of research suggesting that task-based functional magnetic resonance imaging (fMRI) studies often suffer from a lack of statistical power due to too-small samples, the proliferation of such underpowered studies continues unabated. Using large independent samples across eleven...