1. Administering and Interpreting an Informal Reading Inventory (IRI) Part 3: Diagnostic Analysis (Melissa Case) John E. McEneaney Oakland University Rochester, MI

2. IRI Diagnostic Analysis You should be able to … 1.Generate hypotheses about relative strengths and weaknesses in word recognition and comprehension. 2.Recognize implausible hypotheses based on IRI data. 3.Justify a diagnostic analysis that is based on IRI data. 4.Relate hypotheses about reading levels and relative strengths and weaknesses based on IRI data.

3. Review of Reading Levels Reading Level Word Recognition Percentage Comprehension Percentage Independent99-100%90-100% Instructional95-98%75-89% Instructional or Frustrational 91-94%51-74% Frustration90% or less50% or less

4. Informal Reading Inventory Student: TatianaGrade: 7Age: 14 Word List (A) Oral Reading (Form A)Silent Reading (B) LST Overall RLs Word RecognitionComprehension Comp Level%RL% % % 5100 80100 6 5585100 79596408090 880827080 950554065 40 Review of puzzling IRI data: What might explain this? Hint: R = WR X COMP

5. Word List Coding Example This example illustrates one approach to coding word list errors (in this case, using dictionary pronunciation symbols). Most teachers and reading specialists use a more informal approach. Whatever coding scheme is used with word lists, the pronunciation of the reader should be clear.

6. Miscue Coding Key

7. Passage Coding Example

8. Comprehension Coding Key Partial credit ( ½ pt) is also sometimes awarded.

9. Melissa Gordon IRI Levels, Graphs, Miscues, Interpretation, & Instruction

10. Melissa Gordon IRI Interpretation

14. IRI Diagnostic Analysis Can you … 1.Generate hypotheses about relative strengths and weaknesses in word recognition and comprehension ? 2.Recognize implausible hypotheses based on IRI data? 3.Justify a diagnostic analysis that is based on IRI data? 4.Relate hypotheses about reading levels and relative strengths and weaknesses based on IRI data?