Question: A school principal traces reading comprehension scores on a standardized test for a random sample of dyslexic students across three years. The data are given below. Complete the ANOVA, using a = .05.

Student Grade

Third Fourth Fifth

1 2.8 3.2 4.5

2 2.6 4.0 5.1

3 3.1 4.1 5.0

4 3.6 4.9 5.6

5 2.4 3.1 4.4

6 2.4 3.1 3.9

7 3.2 3.8 4.3

8 3.0 3.6 4.4

Analyze the data as discussed in the course. Include hypotheses in narrative form, assumptions, ANOVA table, and practical significance. Provide a concluding statement for your results.