Chapter 4: What is a good test? Flashcards
This refers to the consistency of the test.
Reliability
This concept answers the question “Does the test produce a consistent score in measuring the same variable:?
Reliability
If a test measures the same variable and produces the same value, for the same person then we can say that the test is _____
reliable
it refers to the accuracy of the test
validity
This concept answers the question “Does the test measure what it purports to measure”?
validity
ARE THE TEST PERFORMANCE DATA OF A PARTICULAR GROUP OF TEST TAKERS THAT ARE DESIGNED FOR USE AS A REFERENCE WHEN EVALUATING OR INTERPRETING INDIVIDUAL TEST SCORES.
Norms
A METHOD OF EVALUATION AND A WAY OF DERIVING MEANING FROM TEST SCORES BY EVALUATING AN INDIVIDUAL TESTAKER’S SCORE AND COMPARING IT TO THE SCORES OF A GROUP OF TESTTAKERS.
NORM-REFERENCED TESTING AND ASSESSMENT
a group of people whose performance on a particular test is analyzed for reference in evaluating the performance of individual testtakers
normative sample
the process of administering a test to a representative sample of testtakers to establish norms
Standardization/Test Standardization
the process of selecting the proportion of the universe deemed to be representative of the whole population
sampling
A type of sampling where the researcher selects subgroups within a defined population to be proportionately represented in the sample
Stratified Sampling
A type of sampling where the researcher selects each member of the subgroup has the same chance of being included in the sample
Stratified-Random Sampling
A type of sampling where the researcher selects a sample which they believe to be representative of the population
Purposive Sampling
A type of sampling where the researcher selects a sample because of convenience
Incidental sampling
A type of norms where the raw data from a test’s standardization sample is converted to percentile form
Percentiles