Successful trialling: from trial and error to best practices BILC STANAG 6001 Testing Workshop Kranjska Gora, 2018 Successful trialling: from trial and error to best practices
Roadmap to a validity argument Test purpose: To assess and communicate an individual’s unrehearsed, general language communication ability and proficiency level for the purpose of interoperability within NATO.
Trialling / piloting / pre-testing
Trialling from test validation point of view The role of the language tester is to collect evidence to support test use and interpretation that a larger community – the stakeholders (students, testers, teachers and society) – accept. (Fulcher, Davidson, 18, 2007)
What is evidence? The language tester cannot point to facts and claim a test valid. There are many possible interpretations of facts. What he or she has to do is create an argument that best explains the facts available. (Fulcher, Davidson, 18, 2007)
How do we create a validity argument? Which facts can trialling help collect and which arguments can trialling help build?
Challenges… Appropriate population Administration Test format Statistical (quantitative) analyses Qualitative analysis
If you don‘t know where you are going, any bus will do.