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.
Dendrites (from Greek Î´Î­Î½Î´ÏÎ¿Î½ dendron, dÃ©ndron) (tree also) dendron are the branched projections of a neuron that act to propagate the electrochemical stimulation received from other neural cells to the cell, body or, soma of the neuron from which the dendrites. projectong outgrowths on immune system dendritic cells are also called dendrites. These are not to be confused with dendrites on a neuron. Dendritic cells are antigen-presenting cells in the mammalian immune system. Their dendrites do not process electrical signals.