About the Author

Dr. Eric Gehrig
Driven by his Intellectual Driving Force, Dr. Eric is a Senior Research Scientist at TTI Success Insights who helps to assert credibility of our products in the marketplace. He is an avid lover of the outdoors.
Recent Posts
Before providing a more complete introduction to reliability, and validity for that matter, it is important to understand why we care about...
Over the years there have been many urban legends created surrounding the idea of correlation. Yet so many clearly have no logical connection when it...