For the variables under examination, analysts typically obtain descriptive statistics for them, such as the mean (average), median , and standard deviation . They may also analyze the distribution of the key variables to see how the individual values cluster around the mean.
Learn more: There's a screencast on the Data Wrangler home page . Also, see this post on using DataWrangler to format data (from Tableau Public's blog). For more on Trifacta, see its resources page .
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This article is based on material taken from the Free On-line Dictionary of Computing prior to 1 November 2008 and incorporated under the "relicensing" terms of the GFDL , version or later.