Peabody Picture Vocabulary Test 4 Shawn Davis ECE 682 May 2, 2017 Dr. D. Brown
PPVT4 History/Overview: Publication: 1959, 2007 Measures listening comprehension for spoken word in standard English Designed to measure receptive vocabulary Test Category: Norm- references, Intelligence and General Aptitude Population: Ages 2 ½ -90+ 1,941 Cross References in Mental Measurement PPVT4 NOTE: To change images on this slide, select a picture and delete it. Then click the Insert Picture icon in the placeholder to insert your own image.
PPVT Examiner’s Manual Concise and well organized Overview Features 5 Test components Purpose Uses Limitations Examiner qualifications Confidentiality obligation section General testing guidelines Suggested test setting and conditions Guide to calculating chronological age NOTE: To change images on this slide, select a picture and delete it. Then click the Insert Picture icon in the placeholder to insert your own image. PPVT Examiner’s Manual
Rules and instructions for administration with examples Guide to finding correct starting item Establishing basal and ceiling items Guide to calculating raw score, with examples Guide to converting raw score to standard score with percentile rank, normal curve equivalent and stanine Optional reliability confidence bands and errors of measurement guide with examples
Profile/Examiner Booklet Examiner’s instructions on how to introduce the test, training rule, training items, and complete directions are located on one page within five short paragraphs.
Two primary purposes for PPVT4 revision Test materials Two primary purposes for PPVT4 revision Over 1,700 items were replaced or updated 25% new items Difficulty and discrimination indices Distractor and unsound items Males and females Race/ethnicity NOTE: To change images on this slide, select a picture and delete it. Then click the Insert Picture icon in the placeholder to insert your own image. “Considerable attention was given to the standardization of the PPVT-4 and the norms will generalize to most segments of the United States population. The sample was matched to percentages stratification variables in the most recent United States Census…” Joseph C. Kush, Associate Professor, Duquesne University, Pittsburg, PA.
Q-Global Web-based Administration Kits PPVT-4 Complete Kit (A & B) $468.00 Includes: A and B Easels, Manual, A and B Record Forms (25 each), and Carrying Case PPVT-4/EVT-2 Kits (Forms A&B) $871.00 Form A or B PPVT-4/EVT-2 Combination Kit $478.00 CO$T A la Carte A or B PPVT-4 Manual $102.00 PPVT-4 Record Form pkg. of 25 $51.00 PPVT-4 Record Form pkg. of 100 $176.25 PPVT-4 Easel Form $176.25 Q-Global Web-based Administration PPVT-4 Q-global Individual Score Summary Report $2.99 PPVT-4 Q-global Examiner's Manual $102.00 PPVT-4 Form A or B Q-global Digital Stimulus Book $102.00 NOTE: To change images on this slide, select a picture and delete it. Then click the Insert Picture icon in the placeholder to insert your own image. Q-Global Scoring & Reporting PPVT-4 Q-global Scoring 1-Year Subscription $40.00* 3-Year Subscription $110.00* 5-Year Subscription $165.00* * Unlimited use for a single user * Pearson does not offer discounts or credits for updating to newly revised kits.
Technology Support for Administration Test Format Individually administered Flip-chart picture identification Examiner Qualifications Level B examiner: Bachelors degree with coursework in principles of measurement Test Directions Simple straightforward spoken stimulus: “point to”, “show me”, “put your finger on”, “find”, “where is” Sample/Teaching Items Each set begins with samples and the must be two consecutive correct responses to begin assessment. Technology Support for Administration Testing Time Untimed, although examiner should prompt for response after 10 seconds. Usually about 11-12 minutes to complete
Accommodations and Adaptations Accommodations for Examinees with Disabilities There are accommodations for examinees with motor and speech impairments. “Point to”, etc. Head shakes, nods, raise eyelids for “yes”, closing them for “no”, communication boards. Adaptations must noted on Performance Record. Multicultural Adaptability No reading or writing required. Assessment is to screen for receptive knowledge of standard English for those whose primary language is not English.
Scores and Scoring Scoring Options Enhanced scoring and reporting software offers fast, flexible, and accurate scoring & reporting, with: Ability to enter by item or by total raw score Easier data entry for unlimited numbers of students Multiple individual and group report options Embedded evidence-based interventions for individual, small group, or classroom use Availability for Windows® and Macintosh® Individual Reports Score Summary includes the individual’s current scores, a narrative report, a diagnostic analysis of item-level performance, and a separate Suggested Interventions Report. Diagnostic Analysis presents item-level performance classified by part of speech. Progress Report tracks repeat administrations and helps you monitor an individual’s improvement over time using the new Growth Scale Value (GSV). Receptive-Expressive Comparison Report compares the student’s receptive and expressive vocabulary when you are administering both the EVT™-2 and PPVT™-4 tests and analyzes item performance in multiple ways to enhance intervention. Scoring Options Q-global™ Web-based Administration, Scoring, and Reporting – Enables you to quickly assess and efficiently organize examinee information, generate scores, and produce accurate comprehensive reports all via the Web. Manual Scoring – Allows you to administer and score assessments by hand http://www.pearsonclinical.com/language/products/100000501/peabody-picture-vocabulary-test-fourth -edition-ppvt-4.html#tab-scoring
Scoring Procedures Score response with (1,2,3,or 4) to each item in response column Draw line through E for errors “DK”: didn’t know “NR”: no response Scores Provided Manual provides algorithm for calculating raw score and converting to normative/standardized scores.
Interpretation Score Interpretation Manual includes practice scoring exercises Record of Scores sheet calculates: Raw Score Standard Score Percentile Rank Normal Curve Equivalent Stanine Age Equivalent Norms and Interpretative Tables Norms Booklet (included) provides tables for score equivalents, percentile ranks, normal curve equivalents, stanines, and age equivalents
Case Examples Case sample consisted of 3, 3540 participants representative of the U.S. Census on the basis of gender, race/ethnicity, educational level of participants or their parents, geographic region, and special education status of school-aged students. Reliability coefficient averaged .94 Validity: Average .82
Links to Intervention Communicating Test Results Sample Linking Test Scores to Intervention Computerized scoring generates progress reports and group reports.
PPVT Administration https://www.youtube.com/watch?v=9-6aBk6AzjM
Presentation from one of Pearson’s Senior Education Consultants https://www.brainshark.com/pearsonassessments/vu?pi=zFuz2oJMhz4FEHz0&intk=770208965
Any Questions ?