Usability

System usability scale Q5 Interpretation issue

System usability scale Q5 Interpretation issue
  1. What is a good usability test score?
  2. What does the System Usability Scale measure?
  3. Is the System Usability Scale subjective?

What is a good usability test score?

Based on research, a SUS score above a 68 would be considered above average and anything below 68 is below average, however the best way to interpret your results involves “normalizing” the scores to produce a percentile ranking.

What does the System Usability Scale measure?

The System Usability Scale is a Likert Scale which includes 10 questions which users of your website will answer. Participants will rank each question from 1 to 5 based on how much they agree with the statement they are reading. 5 means they agree completely, 1 means they disagree vehemently.

Is the System Usability Scale subjective?

The SUS is a subjective measure of perceived usability.

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