Research and statistical analysis help us understand how the world works, how effective medications and treatments are, what influences our health, the best approach for business practices, and much ...

Objection: Natural variability is the null hypothesis; there must be compelling evidence of an anthropogenic CO2 warming effect before we take it seriously. Answer: The null hypothesis is a ...

The first thing any scientist does before performing an experiment is to form a hypothesis about the experiment's outcome. This often takes the form of a null hypothesis, which is a statistical ...

Hypothesis testing is a formal procedure for investigating our ideas about the world using statistics. It is most often used by researchers to test predictions, called hypotheses. The first step in ...

Should you believe the findings of scientific studies? Amid current concerns about the public's trust in science, old arguments are resurfacing ...

I've recently begun to publish small excerpts and arguments from my forthcoming work, The Myth of Sex Addiction. As I've done so, I've heard from sex addiction proponents who argue that I must accept ...