Table 8: EQ evaluation of JIRA, both before (v.1) and after (v.1.1) implementing improvements.

JIRA v.1JIRA v.1.1
Characteristics and attributesEIP/G IEIP/G I

External Quality38%74%
1. Operability30%60%
 1.1. Learnability26%59%
  1.1.1. Feedback suitability 38%38%
   1.1.1.1. Navigability feedback completeness 33%33%
   1.1.1.2. Task progress feedback appropriateness 30%30%
   1.1.1.3. Entry form feedback awareness 50%50%
  1.1.2. Helpfulness 15%80%
   1.1.2.1. Context-sensitive help availability 20%80%
   1.1.2.2. Help completeness 10%80%
 1.2. Ease of use34%61%
  1.2.1. Controllability 80%80%
   1.2.1.1. Permanence of main controls 60%60%
   1.2.1.2. Stability of main controls 100%100%
  1.2.2. Error management 0%30%
   1.2.2.1. Error prevention 0%30%
1.2.3. Data entry ease 23%73%
   1.2.3.1. Defaults 10%50%
   1.2.3.2. Mandatory entry 10%80%
   1.2.3.3. Control appropriateness 50%90%
2. Information quality45%88%
 2.1. Information suitability45%88%
  2.1.1. Consistency 40%90%
  2.1.2. Information coverage 50%85%
   2.1.2.1. Appropriateness 50%90%
   2.1.2.2. Completeness 50%80%