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Bayley Scales of Infant and Toddler Development: 3rd Edition (Bayley–III) Screening Test
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For further information on these criteria, see instrument technical documentation and/or publisher.
| General Information | |
|---|---|
| Type of Instrument | Parent report |
| Date of Publication | 2005 |
| Age Span | 1 month – 42 months |
| Available Languages | English |
| Reliability | .86 - .93 |
| Validity | Validity studies are extensive and correlations vary; see technical manual for more information. |
| Sensitivity | Sensitivity studies are extensive and correlations vary; see technical manual for more information. |
| Specificity | .77 - 1.00 |
| Administration Information | |
| Time to administer | 15-25 minutes |
| Time to score | Information not available |
| Minimum reading level | N/A |
| Minimum scoring skills | According to the publisher, "Only individuals who have received professional training in educational or psychological assessment should interpret the Bayley–III Screening Test results." |
| Ordering Information | |
| Name of Test | Bayley Scales of Infant and Toddler Development, 3rd Edition (Bayley–III) Screening Test |
| Website Address | http://www.pearsonassessments.com/HAIWEB/Cultures/en-us/Productdetail.htm?Pid=015-8027-256 |
| Publisher’s Address | Pearson, Attn: Customer Service, 19500 Bulverde Road, San Antonio, Texas 78259 |
| Publisher’s Phone | 1-800-627-7271 |
| Publisher’s Fax | 1-800-232-1223 |
| Publisher’s Email | ClinicalCustomerSupport@Pearson.com |
| Cost | Yes |
| Educational/Training Resources | |
| Manual available | Yes |
| Video available | Yes |
| Training Method | In addition to manuals, there is an interactive DVD set “Bayley-III: Enhanced Administration” available. |


