BROOKES PUBLISHING CO. TILLS EXAMINER'S TECHNICAL MANUAL This concise manual presents the powerful research and technical data behind the Test of Integrated .. Product #: 066592 Regular price: $79.95 $79.95
  • Pages 56
  • Product Code 9781598579093 ( MR #066592 )

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This concise manual presents the powerful research and technical data behind the Test of Integrated Language and Literacy Skills™ (TILLS™). Professionals will find clear answers to frequently asked questions about the technical data as they learn the specifics of TILLS development and field testing and the composition of the normative sample.
 
Full chapters are devoted to the validity of TILLS, the reliability of TILLS, and the evaluation and reduction of test bias. Readers will get valuable information on
  • test development using item response theory (IRT) procedures
  • measurements of validity for each of the three purposes of TILLS
  • evidence of additional aspects of construct validity, including confirmation that TILLS scores reflect age-related change and measure skills at both the sound/word and sentence/discourse levels
  • the documenting of patterns of relative strengths and weaknesses and tracking change over time
  • TILLS sensitivity and specificity levels, broken down into 9 age bands meaningful to the development of language and literacy skills
  • strong reliability evidence for intra-class stability, inter-scorer reliability, and test-retest reliability
  • the assessment process to remove or minimize item-level bias and subtest-level bias
  • when to adjust cut scores for identifying language and literacy disorders
 
With this comprehensive resource on the unparalleled research behind TILLS, professionals will be confident that their language and literacy assessments will be completed with an extensively tested, psychometrically sound tool.

Test of Integrated Language and Literacy Skills (TILLS) <show description>