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Tag: t-score
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Pages
The following pages have the tag t-score associated with them. The number of users that have also tagged the page ' t-score ' is in parenthesis.How Do You Calculate a Z-Score/ Sigma Level? ( 99 )
The basics of z-scores are discussed plus an example of raw usability data converted into z-scores including three of Nielsen's five usability attributes.
Interactive Graph of the Standard Normal Curve ( 66 )
Use this interactive normal curve to understand how the z-score and the area of the curve are related. Offers both one and two-sided options.
Questions
The following questions have the tag t-score associated with them. The number of users that have also tagged the question ' t-score ' is in parenthesis.How do you know when to use a t-score instead of a z-score and vice versa?. . . ( 4 )
What is the advantage of a t-score over a z-score?. . . ( 4 )