The direction of a correlation is either positive or negative. In a negative correlation, the variables move in inverse, or opposite, directions. In other words, as one variable increases, the other variable decreases. For example, there is a negative correlation between self-esteem and depression. In other words, the higher your self-esteem, the lower your feelings of depression.
Excel Communications was founded in 1988 by Dallas entrepreneur Kenny Troutt as a long distance reseller in the US telecom sector at the birth of telecom deregulation.
Geetesh Bajaj, PowerPoint MVP for 15 years, author of 6 books, runs the Indezine.com site. Views Â· Most Viewed Writer in. Microsoft PowerPoint with 30+ answers. PowerPoint is more than 25 years old, and was created by a team that included Robert Gaskins, who is widely acknowledged as the founder of the program. Gaskins was at that time part of a company called Forethought that was thereafter acquired by Microsoft.