Chapter 30 Flashcards
What is the framework for evaluation
DECIDE framework
What are the 6 unique phases of this framework
- Determine the overall goals that the evaluation addresses
- Explore the specific questions to be answered.
- Choose the evaluation paradigm and techniques to answer the question
- Identify the practical issues that must be addressed, such as selecting participants
- Decide how to deal with the ethical issues
- Evaluate, interpret and present the data
What is benefit of framework for evaluation
Its works as a guideline or checklist for evaluation.
What are participants in evaluation
Users who give feedback
What is ethical aspect of evaluation
We should not harm or disturb users. User personal details will not be public and used only for said test.
What is reliability of evaluation
The reliability of a technique is how well it produces the same results on separate occasions under the same circumstances
What is validity of evaluation
Validity is concerned with whether the evaluation technique measures what is suppose to measure.
What are the factors for evaluate interpret and present the data
- Reliability
- Validity
- Biases
- Ecological validity
What is biases of evaluation
Biases occurs when the results are distorted.
What is ecological validity of evaluation
Ecological validity is concerned how the environment in which an evaluation is conducted influence or even distorts the results.
What is pilot run
Before conducting an evaluation a test run
Does usability testing done on control environment. True/false
True
how much users should be in usability testing
minimum 3-4
What is beta testing
Beta testing involves giving product to user publicly to get feedback.
What is the difference between beta testing and usability testing
Beta testing does not done in control environment and usability testing is done in control environment. We get feedback from participants in usability testing but it is not sure in case of beta testing.
