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Peer reviewedHapps, John; Mansfield, Helen – Arithmetic Teacher, 1992
Discusses how students construct mental images that aid estimation skills in the measurement of angles. Reports research identifying four strategies that students use to estimate sizes of angles. Strategies include utilization of the mental images of (1) a protractor; (2) a right angle; (3) a half-turn; and (4) angles of a polygon. (MDH)
Descriptors: Cognitive Processes, Concept Formation, Elementary Education, Estimation (Mathematics)
Download full textDoolittle, Allen E. – 1986
A procedure for the detection of differential item performance (DIP) is used to investigate the relationships between characteristics of mathematics achievement items and gender differences in performance. Eight randomly equivalent samples of high school seniors were each given a unique form of the ACT Assessment Mathematics Usage Test (ACTM).…
Descriptors: Academic Achievement, Achievement Tests, Analysis of Variance, Estimation (Mathematics)
Oregon State Dept. of Education, Salem. – 1985
In the spring of 1985, the Oregon Department of Education conducted an assessment of eighth grade students' skills in writing, reading, and mathematics. This report provides results for the mathematics portion of the assessment under these headings: (1) arithmetic skills; (2) estimation; (3) geometry and measurement; (4) application; (5)…
Descriptors: Arithmetic, Educational Assessment, Estimation (Mathematics), Geometry
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
PDF pending restorationNational Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
NAEP 1992 Mathematics State Report for the District of Columbia. The Trial State Assessment Program.
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
National Assessment of Educational Progress, Princeton, NJ. – 1993
In 1990, the National Assessment of Educational Progress (NAEP) included a Trial State Assessment which, for the first time in the NAEP's history, made voluntary state-by-state assessments. This 1992 mathematics report marks the first attempt of the National Center for Education Statistics (NCES) to shift to standards-based reporting of National…
Descriptors: Algebra, Calculators, Elementary Education, Estimation (Mathematics)
