Division on Visual Impairments

DVI Quarterly Volume 59(3)

A quarterly newsletter from the Council for Exceptional Children's Division on Visual Impairments containing practitioner tips for Teachers of Students with Visual Impairments, Certified Orientation and Mobility Specialists, and other professionals.

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; Lorem Ipsum Dolor Spring 2016 21 Table 1 Time to complete graphics tasks Tactile (n = 11) Large print (n = 2) Mean Total Time 41.2 minutes Range: 18.2-62.2 18.7 minutes Range: 16.2-21.2 Mean Bar Graph (3 multiple choice questions) 9.9 minutes 5.1 minutes Mean Venn Diagram (2 multiple choice questions) 3.6 minutes 1.8 minutes Mean Shape Rotation (1 multiple choice question) 2.0 minutes 0.7 minutes Mean Geometry (1 multiple choice question) 5.4 minutes 4.0 minutes Mean Map (first 3 multiple choice questions) 20.2 minutes 7.2 minutes Difficulty ratings of tasks and performance. Table 2 shows the mean difficulty rating the students gave each task on a scale of 1 to 5 with one being "very easy" and five being "very hard." The table also shows the percentage of students who answered all the multiple choice questions correctly for the item. In general, students, both tactile graphic and print graphic users found the bar graph, Venn diagram, shape rotation, and geometry area question to be relatively easy (rated on average less than 3). Tactile graphics users, however, found the map task to be considerably more complex (average rating 3.8; mode of 5). Students who were rated by their 48

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