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Direct linkLangrall, Cynthia; Nisbet, Steven; Mooney, Edward; Jansem, Sinchai – Mathematical Thinking and Learning: An International Journal, 2011
Our research addresses the role that context expertise plays when students compare data. We report findings from a study conducted in 3 countries: Australia, United States, and Thailand. In each country, six middle school students analyzed authentic data relating to selected students' areas of interest. We examined the data analysis processes and…
Descriptors: Foreign Countries, Middle School Students, Data Analysis, Statistics
Judge, George; Schechter, Laura – Journal of Human Resources, 2009
Good quality data is paramount for applied economic research. If the data are distorted, corresponding conclusions may be incorrect. We demonstrate how Benford's law, the distribution that first digits of numbers in certain data sets should follow, can be used to test for data abnormalities. We conduct an analysis of nine commonly used data sets…
Descriptors: Economic Research, Statistical Surveys, Statistical Studies, Statistical Data
