Combine Tests Predictive Value for Professional Sports Success

Last year, I argued that the predictive quality for the NBA combine tests was limited and followed up that assessment with a more in-depth analysis based on numerous test scores in an issue of my Hard2Guard Player Development Newsletter.

Apparently, the NFL combines have limited predictive value as well:

Using correlation analysis, we find no consistent statistical relationship between combine tests and professional football performance, with the notable exception of sprint tests for running backs.