Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Wilcoxon Signed-Rank Test(also: Wilcoxon Test)
- The Wilcoxon signed-rank test is a non-parametric alternative to the paired t-test, used to compare two related samples when the data are ordinal or not normally distributed. It ranks the absolute differences between paired observations and tests whether the sum of positive and…
- Wizard-of-Oz Study(also: Wizard of Oz, WoZ Study, Wizard-of-Oz Method)
- A Wizard-of-Oz study is a research method in human-computer interaction where participants interact with a system they believe is autonomous, but which is actually being partially or fully operated by a human researcher (the "wizard") behind the scenes. This technique is…
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