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An Analysis of Low-Scoring Blind and Low-Vision Individuals’ Selected Answers on a Tactile Spatial Ability Instrument

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Conference

2023 ASEE Annual Conference & Exposition

Location

Baltimore , Maryland

Publication Date

June 25, 2023

Start Date

June 25, 2023

End Date

June 28, 2023

Conference Session

Supporting Students with Disabilities and Understanding Spatial Ability and Accessibility

Tagged Division

Educational Research and Methods Division (ERM)

Tagged Topic

Diversity

Page Count

11

DOI

10.18260/1-2--42603

Permanent URL

https://strategy.asee.org/42603

Download Count

139

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Paper Authors

biography

Daniel Kane Utah State University Orcid 16x16 orcid.org/0000-0002-0220-9962

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Daniel Kane is a graduate student at Utah State University pursuing a PhD in Engineering Education with a concurrent master’s degree in Civil Engineering. His research interests focus around the study of spatial ability with an emphasis on identifying patterns of spatial strategies and measuring spatial ability in blind and low vision populations.

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biography

Natalie L. Shaheen

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Dr. Natalie L. Shaheen is an assistant professor of blind education at Illinois State University. Dr. Shaheen’s research focuses on equity and access for disabled students in technology-mediated K-12 learning environments.

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Wade H. Goodridge Utah State University Orcid 16x16 orcid.org/0000-0002-5811-7629

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Wade Goodridge is a tenured Associate Professor in the Department of Engineering Education at Utah State University. He holds dual B.S. degrees in Industrial Technology Education and also in Civil and Environmental Engineering. His M.S. and Ph.D. are in

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Abstract

Spatial ability has been shown through numerous studies to be a strong predictor of student success in STEM fields. Beyond the classroom, professionals demonstrating higher levels of spatial ability are also more likely to be successful in their STEM careers than their peers with lower spatial ability. Research has also shown that spatial ability is a malleable skill that can be strengthened through targeted intervention and leads to better retention in rigorous STEM fields. For this reason, spatial ability has been a significant focus of engineering education research. Despite the focus on spatial ability in engineering education research, members of the blind and low vision (BLV) population have largely been omitted from research in this area, likely due to the lack of a nonvisually accessible instrument for measuring spatial ability in a tactile format. This work utilizes the Tactile Mental Cutting Test (TMCT), a fully accessible adaptation of the commonly used multiple-choice Mental Cutting Test (MCT) spatial ability instrument which requires participants to identify cross sectional outlines from a three-dimensional object with a cut through it. This paper explores data collected from BLV participants who completed a TMCT test at National Federation of the Blind (NFB) sponsored summer programs for BLV youth, blindness training centers, and state and national NFB conventions. Raw scores from each TMCT participant were analyzed and ranked into high, medium, and low performing groups to help identify main characteristics of each group. In this study we examined patterns in the selected answer choices of the low scoring group to determine frequency of participant selection of distractors for each item of the TMCT. Analysis of the low-performer scores indicate that the majority of low scoring participants select incorrect answer choices that represent a side view or top view of the TMCT object as opposed to the true cross-sectional shape. Furthermore, the results suggest that certain answer choices may be overly difficult to distinguish between due to the tactile format of the exam. Results from this study can inform academia of the inherent differences between tactile and traditional spatial ability instruments and aid in the design of new tactile instruments.

Kane, D., & Shaheen, N. L., & Goodridge, W. H. (2023, June), An Analysis of Low-Scoring Blind and Low-Vision Individuals’ Selected Answers on a Tactile Spatial Ability Instrument Paper presented at 2023 ASEE Annual Conference & Exposition, Baltimore , Maryland. 10.18260/1-2--42603

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