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Direct linkMcKenna, Michael C.; Walpole, Sharon; Jang, Bong Gee – Assessment for Effective Intervention, 2017
This study investigated the reliability and validity of Part 1 of the Informal Decoding Inventory (IDI), a free diagnostic assessment used to plan Tier 2 intervention for first graders with decoding deficits. Part 1 addresses single-syllable words and consists of five subtests that progress in difficulty and that contain real word and pseudoword…
Descriptors: Informal Reading Inventories, Decoding (Reading), Test Validity, Test Reliability
