![]() What effect does this have on the mean and the median? The result of adding a constant to each value has the intended effect of altering the mean and median by the constant.įor example, if in the above example where we have 10 aptitude scores, if 5 was added to each score the mean of this new data set would be 87.1 (the original mean of 82.1 plus 5) and the new median would be 86 (the original median of 81 plus 5). Similarly, if each observed data value was multiplied by a constant, the new mean and median would change by a factor of this constant. A Quick Overview of Vector Magic Desktop Edition Vector Magic is a graphics manipulation tool that specializes in transforming raster images, such as digital photos and scanned artwork, into high quality vector drawings, which can then be edited and rescaled in other applications that support vector graphics. In a separate review, I looked at the online version of Vector Magic and was impressed with its capabilities. This review will focus on the desktop edition of Vector Magic, which includes all of the features found in the online version along with quite a few extras. ![]() Vector Magic Desktop Edition is available for both PCs and Macs. In particular, the application is compatible with Windows XP, Windows Vista, and Mac OS X 10.4 and higher. It’s also recommended that you have at least a Pentium III (or equivalent) processor and a minimum of 512 MB of RAM. If you plan on working with a number of large images, it’s best to have more RAM – at least 1 GB. Now that we have the program’s specifications and requirements out of the way, let’s take a closer look at its actual capabilities. ![]() Download and Installation (5 out of 5)įor the purposes of this review, I tested Vector Magic on a Windows Vista PC with 4GB of RAM. ![]() The download and installation of the software was pretty standard, and no problems were encountered. If you’ve already purchased a registration key, you’ll be prompted to enter it after installation. ![]()
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