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LDES-4 Technical Manual

$64.09  Softcover
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  • LDES-4 Technical Manual
  • LDES-4 Technical Manual
    Includes data on internal consistency, test- retest, and inter-rater reliability; item and factor analysis; and content, criterion-related, diagnostic, and construct validity.


The LDES-R2 technical manual includes data on internal consistency, test-retest, and inter-rater reliability; item and factor analysis; and content, criterion-related, diagnostic, and construct validity.

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