Lesson 4: Key Ideas in Assessment


The validity of inferences made depend on the assessment having a degree of reliability. Reliability could be described as the consistency of an assessment. It can be internal (the questions in the test) or external (the context of the testing situation). In large scale testing, reliability is a major issue, but it also holds relevance in the classroom.

What are some ways to increase the reliability of assessments you use in the classroom?


A definition reliability in terms of issues for classroom assessment.

Duration: 02:19