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Klecker, Beverly M.; Klecker, Richard L. – Online Submission, 2014
This descriptive research study examined 2013 NAEP 12th-grade mathematics scores by students' use of graphing calculators in math classes and the kind of calculator students used during NAEP assessment. NAEP Data Explorer analysis included two questions from Student Factors: How often do you use these different kinds of calculators in math class?…
Descriptors: Grade 12, High School Students, Mathematics Achievement, Scores
Lombardi, Allison; Seburn, Mary; Conley, David – Online Submission, 2011
In this study, Don't Know/Not Applicable (DK/NA) responses on a measure of academic behaviors associated with college readiness for high school students were treated with: (a) casewise deletion, (b) scale inclusion at the lowest level, and (c) imputation using E/M algorithm. Significant differences in mean responses according to treatment…
Descriptors: Measures (Individuals), Readiness, Validity, High School Students