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Alverson, Charlotte Y.; Yamamoto, Scott H. – SAGE Open, 2016
In this study, we used a paper-pencil questionnaire to investigate whether teachers, administrators, and parents differed in their preferences and accuracy when interpreting visual data displays for decision making. For the data analysis, we used nonparametric tests due to violations of distributional assumptions for using parametric tests. We…
Descriptors: Visual Aids, Data, Decision Making, Data Analysis