Content Validity
The extent to which a measure represents all facets of a given construct, ensuring the content covers all relevant aspects.
The extent to which a measure represents all facets of a given construct, ensuring the content covers all relevant aspects.
A statistical rule stating that nearly all values in a normal distribution (99.7%) lie within three standard deviations (sigma) of the mean.
Also known as Expert Review, a method where experts assess a product or system against established criteria to identify usability issues and areas for improvement.
Goal-Question-Metrics (GQM) is a framework for defining and interpreting software metrics by identifying goals, formulating questions to determine if the goals are met, and applying metrics to answer those questions.
A testing method that examines the internal structure, design, and coding of a software application to verify its functionality.
A metric used to evaluate the trustworthiness of a website based on the quality of links pointing to it, often used in SEO.
A cognitive bias where individuals overestimate their own abilities, qualities, or performance relative to others.
An activity during a design audit where printed screens representing customer journeys are reviewed collaboratively with stakeholders to assess design quality and identify areas for improvement.
A structured evaluation process where a product's design, functionality, and user experience are assessed, often by peers or experts.