Contents
How do I get my SUS score?
How to calculate a SUS score
- Add up the total score for all odd-numbered questions, then subtract 5 from the total to get (X).
- Add up the total score for all even-numbered questions, then subtract that total from 25 to get (Y).
- Add up the total score of the new values (X+Y) and multiply by 2.5. Example scoring:
What are sus questions?
System Usability Scale (SUS) contains 10 questions where participants are given 1–5 scale to fill, according to how they agree with every statement regarding product or feature on the test. 1 means strongly disagree while 5 means they strongly agree with the statement.
Can you change sus questions?
The SUS score measure perceived usability not loyalty satisfaction or other customer behaviors and cannot be changed to measure this instead find a standardised surveys that measure this, NPS score.
How do you analyze Sus?
How to Calculate Your Usability Score using SUS
- For each of the odd numbered questions, subtract 1 from the score.
- For each of the even numbered questions, subtract their value from 5.
- Take these new values which you have found, and add up the total score. Then multiply this by 2.5.
Which is the best way to interpret the results of the SUS?
The best way to interpret your results involves “normalizing” the scores to produce a percentile ranking SUS is not diagnostic – its use is in classifying the ease of use of the site, application or environment being tested
What’s the average score on the SUS scale?
Interpreting Scores. 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.
How to calculate Sus for odd numbered items?
Scoring SUS For odd items: subtract one from the user response. For even-numbered items: subtract the user responses from 5 This scales all values from 0 to 4 (with four being the most positive response). Add up the converted responses for each user and multiply that total by 2.5.
What are the benefits of using a sus?
Benefits of using a SUS SUS has become an industry standard, with references in over 1300 articles and publications. The noted benefits of using SUS include that it: Is a very easy scale to administer to participants Can be used on small sample sizes with reliable results