User Experience
Error Rate
Definition
Error rate measures how often users make mistakes while completing a task.
In practice
Used to identify glossaryFrictionFriction refers to anything that slows users down or makes it harder for them to complete a task. It can be caused by poor design, unnecessary steps, unclear messaging, or technical issues.Open glossary term points and glossaryUsabilityUsability is how easy and efficient it is for users to complete tasks within a product. It focuses on clarity, simplicity, and reducing effort so users can achieve their goals without confusion or friction.Open glossary term issues.
The reality
Not all errors are equal, some are minor while others block progress completely.
Plain English
How often users get things wrong.
FAQ
Common questions
A few practical answers to the questions that usually come up around this term.
What is error rate?
It is how frequently users make mistakes.
Why is error rate important?
It highlights where users struggle.
What is a common mistake when analysing error rate?
Treating all errors as equally important.
How do you reduce error rate?
Simplify tasks and provide clear guidance.
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