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Tag: 30
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156
149
147
139
138
133
125
115
77
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The following pages have the tag 30 associated with them. The number of users that have also tagged the page ' 30 ' is in parenthesis.What's a Z-Score and Why Use it in Usability Testing? ( 86 )
This common statistical way of describing data can be used in usability testing to standardize disparate data types to allow easy comparison between products or versions and providing a universal way of assessing quality.
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