Exam 1 Part 11 Flashcards
Refers to the degree that the assessment reflects what it’s supposed to measure; does a test do what it says it’s going to do
Validity
Why is it invalid to say that a client has age appropriate language skills after completing a receptive vocabulary test and receiving an age appropriate score?
Vocabulary is only one aspect of language skills; can make invalid diagnoses and invalid treatment
What goes wrong when basing decisions off of an invalid test measure?
Waste of time and money, can make the wrong diagnosis, make incorrect decisions
Does the test measure examine what it says it does?
Construct validity
How well does the test provide items to assess the construct theory of the test?
Content validity
Does this test “play nice” with others of similar design and content
Criterion-related validity
Can two different people or one person give the test on two different days and receive similar results?
Test reliability
What types of behaviors do we observe are transient and/or open to subjective judgement?
Children’s behavior (if they’re shy or have language disorder), dialect, intelligibility, topic changes
Refers to the agreement of two independent judges on the occurrence and type of responses performed by a client
Interjudge reliability
Can we expect to get the same responses during an assessment one one day and retesting them weeks/months later?
Test-retest reliability
Minor adjustments to a testing situation that does NOT compromise a test’s standardized procedure
Accommodations
Changes to the test’s standardized administration protocol
Modification
What is an example of a test modification?
Test giver re-words or simplifies question, giving extra test time, verbal and visual cues
What is an example of a test accommodation?
Large-print versions, aide assists with recorded messages
Exact age of a person in years, months, and days
Chronological age