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.
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Excel Magic Trick. Excel Magic Trick is a series of videos and workbooks created by Mike âExcelIsFunâ Girvin. We recommend you buying any of the books below by Mike Girvin. The videos are displayed in descending order allowing you access to the most recent videos at the start of the page.