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Measuring Usability Homepage
Quantitative Usability, Statistics & Six Sigma by Jeff Sauro

Tags

Tag: UI Problems

Related Tags

Tag Name #
Binomial Probability 241
Sample Size 212
Calculator 133
binomial 113
Users Needed 84

Pages

The following pages have the tag UI Problems associated with them. The number of users that have also tagged the page ' UI Problems ' is in parenthesis.

Sample Size Calculator for Discovering Problems in a User Interface ( 144 )
Use this calculator to determine the number of users you'd need to test given the probability of detecting a problem. If the probability of detecting the problem is unknown, this calculator also allows you to estimate the problem occurrence (p) from sample data.

Deriving a Problem Discovery Sample Size ( 85 )
Side-bar to The Risks of Discounted Qualitative Studies:Shows the history and computation of deriving a sample size for discovering problems in an interface.

Questions

No questions have the tag UI Problems associated with them.