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Authors: pacius, rayholland

Howto Video. There are a number of preset variables such as Generalization, Pretest, Baseline. Activities can be added/deleted and will be graphed as different colored lines. As data is entered graph appears below. If mistake made entering data, data point can be deleted and graph is redrawn. When complete right-click graph and copy location, go to Editor "Add Image" and paste in location or "Browse Server" for file. Graph is drawn as .png file in (wp-content/uploads). Requires php-image-graph, php-image-canvas, php-gd, php-pear, Image_Color. Calgraph grew out of Simple Graph by Pasi Matilainen.