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Preschool Language Scale 4 th Edition. Year published: 2002 Type of test: Norm-referenced. General description of PSL-4.
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Preschool Language Scale4th Edition Year published: 2002 Type of test: Norm-referenced
General description of PSL-4 • Individually administered standardized test of communication typically used with infants to children aged 6 years and 11 months who present characteristics of a language disorder or delay. • It consists of two subscales to assess auditory comprehension/receptive and expressive skills.
General description of PSL-4 • It also provides three supplemental measures which include an articulation screener, a language sample checklist and a caregiver questionnaire. • The test time is 20-45 minutes (dependent on child). • Screen for a broad spectrum of speech and language skills in young children.
How is it measured? • Auditory and Visuality • As children grow older, materials used are changed from manipulative materials to pictures, and to asking questions. • Testing receptive of children using pointing towards examiner’s question. • Testing expressive language
How is it measured? Receptive: • Teacher asks child question and child responds by pointing at the picture. Example: 41. Understands expanded sentences Materials: Picture Manual page 28 Look at this picture. a. Point to the white kitten that is sleeping b. Point to a kitten that is not black. (Child points to any kitten that is not black) c. Point to the small black kitten in the box.
How is it measured? Receptive: • Teacher asks child question and child responds verbally • Example: 41. Responds to where questions Now I’m going to ask you some questions about where you do things. Ready? a. Where do you sleep? b. Where do you play?
Test components & Materials: Examiner’s Manual • Contains detailed information about administration scoring and interpretation procedure. • Contains information about research, test development and technical qualities.
Test components & Materials: Picture Manual • Contains color picture stimuli necessary for administering many of the test items. • Spiral bound and has an easel back to facilitate ease of use during administation.
Test components & Materials: Record Form • Contains abbreviated directions for administering, and scoring test items. • 20 pages in length and includes the PLS-4 Task Profile, as well as the Articulation Screener and Language Sample Checklist.
Test components & Materials: Manipulatives • Used to facilitate interactions with the child. • Example: ball, blocks, bowls, box with lid, bubbles, cars, cloth, crackers or other snack, spoons, squeaky toy, teddy bear, toys & books, watch with a second hand or stopwatch, windup toy.
Reliability • Scoring and interpretation should be objective and consistent across examiners • Examine test-retest reliability
Validity • Sources of validity evidence include evidence based on: • Test content • Response pressures • Internal structure • Relationships with other variables; and • Consequences of testing
Application in local context (Singapore) • As Singapore is multi-culture society, different languages are spoken. PSL-4 tests should be modified to cater to the 4 main languages used in Singapore i.e. English, Mandarin, Malay, and Tamil. • Can be useful for children with severe language delays
Done by • Peilin • Evie • Michelle • Yvette • Tania • Geraldine • Evon • Stephanie • Crystal • Dawn • Samantha