Summary 2.4

Suitability of information

• Accuracy
  Factors of Inaccuracy information : 
  - Data Validation : Upddating data from time to time, so it have the most accurate information. Poor data validation contributes to inaccurate information.  
      - Inaccurate data : To check that data is accurate requires rigorous checking as well as good data validation procedures
      - Incorrect Processing : Incorrect processing based on false premises or faulty logic can produce inaccurate information 
      - Incomplete data : Incomplete data contributes to unsuitable or less that perfect information

• Relevance
  If information contains irrelevant material, this can detract from its suitability because it is difficult to interpret and understand.

• Reliability and Bias 
  Information must be reliable to be of value, that is, you need to be able to trust the meanings conveyed by the information

• Timeliness
  Time limit is important for the availability of information 

• Appropriateness of presentation format
  Information can be presented in a variety of ways. The traditional formats of text and images are now competing with multimedia, such as : Internet, real time sound & video. When considering the appropriateness of information it is better if one consider the nature of its information.