Assessment Concepts Test 1 Flashcards
What defines a good assessment?
Defines the problem
Drives Intervention
- Both dynamic & static
- Gather info.
- Both formal & informal
Assessment Purposes?
- Compare to peers
- Qualify for services
- Measure progress
What is “Compare to peers”?
Determine their status of difficulty
Compare:
- MLU
- Brown’s grammatical morphemes (syntax)
- Type-token ratio (semantics)
Dynamic Assessment
looking @ performance over time
Static assessment
one time
Calculating Age
Todays date- yr, month, day
12 09 10 Today date
01 04 11 Birthday
11 04 29 Age
yrs. months years
_LOOk AT NOTES _
Informal assessment
- natural; no strict rules
- limited to seeing what client produces
Ex. language sample
Formal assessment
- Standardized
- More rigid
- Do exactly as says
Criterion-referenced
- a test-taker’s performance is compared to a pre-defined set of criteria
- have they shown a certain or set of skills
Norm-referenced
comparing a person’s score to another person’s score to classify students across a continuum
- a normal distribution results from a norm-referenced assessment
- Ex. GRE
Reliability?
Types?
Measurements can be replicated
- Inter-rater: b/w ppl Ex. both clinicians should get same results
- Intra-rater: within examiner @ different times or different days
Validity?
test truly measures what is claims to measure
Validity Types
- Face
- Concurrent
- Construct
- content
- criterion-related
- predictive
Basal
Set starting point depending on the age group
- criteria for a standard mostly based on age to obtain a basal
- stastical way of seeing what one knows
Ceiling
when to stop administering subtest/ whole test
- follow specific rule-can assume client will not get any of those above correct
Purpose
- reduce client fatigue
- test administration efficiency