This module sets the standard for a competent evaluation. Read More
Category: Percentile
Percentile is a type of score used in norm-referenced testing. The percentile indicates what percent of participants’ scores from the norming sample fall below an individual’s score on the test. For example, if a child scores at the 50th percentile on the PLS-5, this indicates that 50% of the norming sample participants scored below the child on the PLS-5.
Holograms Part 1 (Preschool Disability Evaluations: Module 22)
This module discusses the necessary data and information that must be in every evaluation so that the administrator can feel comfortable giving the child an IEP or not. Read More
Critical Questions 5 & 6 (Preschool Disability Evaluations: Module 20)
This module presents the next two of nine critical questions that must be asked during the caregiver interview. Read More
Socioeconomic, Linguistic and Cultural Bias in Testing and Labeling Tasks (Preschool Disability Evaluations: Module 12)
This module examines different sources of bias that are present in commonly used standardized language tests. Read More
Standard Error of Measurement and Confidence Intervals (Preschool Disability Evaluations: Module 10)
This module examines the role of standard error of measurement in standardized language and psycho-educational tests. Read More
Relevant Research: Psychometric Review of Language and Articulation Tests for Preschool Children
Source URL: View this document on the ASHA website
This was one of the first of many articles publishing research demonstrating the severe limitations of using commercially available child language tests when assessing children for speech and language disability. Read More
Relevant Research: Identifiers of Predominantly Spanish-Speaking Children with Language Impairment
Source URL: View this document on the ASHA website
This study proved that measures other than standardized language assessments can more accurately identify language impairment in culturally and linguistically diverse children (in this case monolingual Spanish speakers). Read More
Validity Part 2- Validity, SES, and the WISC-IV Spanish (Preschool Disability Evaluations: Module 07)
In this module, Cate discusses the bias found in the WISC-4 Spanish. Read More
