WPS-Arizona 4 Digital Stimulus Books

BENEFITS Provides a quick, reliable, well-standardized measure of articulation and phonology to help clinicians identify individuals in need of speech sound services AGES 18 months to 21 years, 11 months ADMIN TIME 5–20 minutes FORMAT The individual names, repeats, or reads stimulus content and the examiner notes articulatory and phonological errors SCORES Speech Intelligibility Interpretation Values; standard scores with confidence intervals, percentile ranks, test-age equivalents, and severity ranges; Word–Sentence Articulation Critical Difference Score; Percentage of Occurrence for phonological error patterns; Percentage of Speech Improvement score for retesting NORMS Standardized on a nationally representative sample of 3,192 children, adolescents, and young adults