: To avoid bias, examiners must read instructions exactly as written. Physical Environment
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| Subtest | Key Rules | |---------|------------| | | Timed; teaching item allowed; discontinue after 4 scores of 0. | | Similarities | No time limit; query vague responses once ("Tell me more"); discontinue after 4 zeros. | | Digit Span | Forward, Backward, Sequencing. Discontinue each condition after 0 on both trials of one item length. | | Coding | 120 seconds; no teaching; stop child after time expires. | | Vocabulary | No time limit; query once if ambiguous; discontinue after 4 zeros. | | Matrix Reasoning | Teaching item allowed; discontinue after 4 zeros. | | Figure Weights | Timed; teaching allowed; discontinue after 4 zeros. | | Visual Puzzles | Timed; discontinue after 4 zeros. | | Symbol Search | 120 seconds; no teaching. | | Cancellation | 45 seconds per page (Random and Structured). | | Information | No time limit; discontinue after 5 zeros. | | Picture Span | No time limit; teaching allowed; discontinue after 4 zeros. |
: Precise instructions on when to use a stopwatch for speeded subtests like Coding or Symbol Search .
: Analyzing how deviations in instructions, timing, or environment impact diagnostic accuracy.