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Manouchehri, Azita; Yao, Xiangquan; Fleming, Ali; Gomez, Monelle – Athens Journal of Education, 2016
In this work we examined the content of approximately 950 mathematics questions used in measuring achievement among 4th, 5th and 6th graders in the US in an attempt to determine how the current standardized examinations, which were developed to reflect new national curricular mandates, compared to the old measures used for the same purpose. Using…
Descriptors: Mathematics Achievement, Mathematics Instruction, Mathematics Tests, Item Analysis
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Tipton, Elizabeth – Journal of Educational and Behavioral Statistics, 2013
As a result of the use of random assignment to treatment, randomized experiments typically have high internal validity. However, units are very rarely randomly selected from a well-defined population of interest into an experiment; this results in low external validity. Under nonrandom sampling, this means that the estimate of the sample average…
Descriptors: Generalization, Experiments, Classification, Computation
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Barrett, David C.; Fish, Wade W. – International Journal of Special Education, 2011
This causal-comparative study evaluated a 30-week chess instructional program implemented within special education math classes for students in the sixth, seventh, and eighth grades in a suburban middle school located in the southwestern United States. An analysis of covariance (ANCOVA) was utilized to compare the adjusted means for the comparison…
Descriptors: Grades (Scholastic), Mathematics Achievement, Program Effectiveness, Statistical Analysis
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Mjelde, James W.; Litzenberg, Kerry K.; Lindner, James R. – Journal of Natural Resources and Life Sciences Education, 2011
This study investigated the comprehension and effectiveness of teaching formal, probabilistic decision-making skills to middle school students. Two specific objectives were to determine (1) if middle school students can comprehend a probabilistic decision-making approach, and (2) if exposure to the modeling approaches improves middle school…
Descriptors: Middle School Students, Scores, Decision Making, Cognitive Development
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What Works Clearinghouse, 2007
"Saxon Math" curricula and materials are available for grades K through 12, with the content and skills designed to meet National Council of Teachers of Mathematics (NCTM) standards and various state standards. This WWC report focuses on middle school math curricula, defined as all Saxon Math curricula for grades 6 through 9. The…
Descriptors: Intervention, State Standards, Word Problems (Mathematics), Mathematics Teachers
Texas Education Agency, Austin. – 1987
This document is designed to assist teachers and administrators in Texas in the planning and implementation of the course known as Computer Mathematics I. The philosophy and intent of the course is stated, along with credit allowed, prerequisite guidelines, guidelines for teacher preparation, suggested equipment needs, sample objectives, sample…
Descriptors: Algebra, Computer Oriented Programs, Computer Uses in Education, Course Content