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Download full textLiou, Pey-Yan – Online Submission, 2009
The current study examines three regression models: OLS (ordinary least square) linear regression, Poisson regression, and negative binomial regression for analyzing count data. Simulation results show that the OLS regression model performed better than the others, since it did not produce more false statistically significant relationships than…
Descriptors: Data Analysis, Regression (Statistics), Prediction, Statistical Distributions
Peer reviewed
Direct linkBouck, Emily – Journal of Computers in Mathematics and Science Teaching, 2010
Calculators are a controversial, yet widely used tool in mathematics education for all students and especially for students with disabilities. However, little research has explored calculators and students with disabilities. This paper explored the influence of calculator type (four-function and graphing) on the mathematical performance of…
Descriptors: Mathematics Education, Disabilities, Graphing Calculators, Evaluation
