Most studies include multiple response variables, and the dependencies among them are often of great interest. For example, we may wish to know whether the levels of mRNA and the matching protein vary ...

Causation and correlation may sound alike but are very different. The former means the root of subsequent events, while the latter refers to an actual or apparent relationship between trends in which ...

Most of us have heard the phrase "correlation does not equal causation." But understanding how scientists move beyond ...

Depressed people send more email. They spend more time on Gchat. Researchers at the Missouri University of Science and Technology recently assessed some college students for signs of melancholia then ...

In general, people like the world to make sense. We try to see connections even where they don’t exist. We want to understand the “why’s” and exert control over our environments. And we want to ...