Bayley Scales of Infant and Toddler Development: 3rd Edition (Bayley–III) Screening Test
For further information on these criteria, see instrument technical documentation and/or publisher.
|Type of Instrument||Parent report|
|Date of Publication||2005|
|Age Span||1 month – 42 months|
|Reliability||.86 - .93|
Validity studies are extensive and correlations vary; see technical manual for more information.
Sensitivity studies are extensive and correlations vary; see technical manual for more information.
|Specificity||.77 - 1.00|
|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."
|Name of Test||
Bayley Scales of Infant and Toddler Development, 3rd Edition (Bayley–III) Screening Test
Pearson, Attn: Customer Service, 19500 Bulverde Road, San Antonio, Texas 78259
In addition to manuals, there is an interactive DVD set “Bayley-III: Enhanced Administration” available.