Usability Evaluation Flashcards
Formative Evaluations
Evaluations conducted during design.
Summative Evaluations
Evaluations that are carried out to assess the success of a finished product.
Usability testing
Evaluating user interfaces by collecting data using a combination of methods in a controlled setting.
Cognitive walk-through
Simulating a user’s problem-solving process at each step.
Analytics
A technique for logging and analyzing data.
Web analytics
The measurement, collection, analysis, and reporting of internet data to understand and optimize web usage.
Fitt’s law
Predict the time it takes to reach a target using a pointing device.
Reliability
How well a method produces the same results on separate occasions under the same circumstances,
Validity
Whether the evaluation method measures what it is intended to measure.
Ecological validity
A particular kind of validity that concerns how the environment in which an evaluation is conducted influences or even distorts the results.
Bias
Occurs when the results are distorted.
Scope
How much the evaluation findings can be generalized.
