Psychology Glossary. Correlation Coefficient. This is a measure of the direction (positive or negative) and extent (range of a correlation coefficient is from -1 to +1) of the relationship between two sets of scores. Scores with a positive correlation coefficient go up and down together (as with smoking and cancer).
Den (room) A den is a small room in a house where people can pursue activities in private. In the United States, the type of rooms described by the term den varies considerably by region. It is used to describe many different kinds of bonus rooms, including studies, family rooms, home offices, libraries, home cinemas, or even spare bedrooms. In some places, particularly in parts of the British Isles, a small den may be known as a snug.
Inkspot A large and rich resource on writing and publishing for young people. Writing Den Writing DEN is designed for students Grades 6 through 12 seeking to improve their English reading, comprehension, and writing skills. Writing DEN is divided into three levels of difficulty: Words, Sentences and Paragraphs.