Why do we perform median splits?

When my son was born, friends and family embarked on a furious attempt to answer the most important question of all: who does he look like? The kid has his own combination of features, but people would be strongly convinced he looks just like one of us. And on average, these estimations were random! Like any new … [Read more…]

Replication crisis summary

Neuroscientific research suffers from small subject samples, lack of theory and lack of consensus on data analysis protocols. This leads to experiments with p-values that contain large errors of measurement, where publication is selectively limited to those that (sometimes randomly) fall below 0.05. Such a situation leads to any one study result being unreliable, which … [Read more…]