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Download full textBill, Anthony; Henderson, Sally; Penman, John – Mathematics Education Research Group of Australasia, 2010
Two test items that examined high school students' beliefs of sample size for large populations using the context of opinion polls conducted prior to national and state elections were developed. A trial of the two items with 21 male and 33 female Year 9 students examined their naive understanding of sample size: over half of students chose a…
Descriptors: Mathematics Education, Test Items, Sample Size, Foreign Countries
Peer reviewedWatson, Jane; Kelly, Ben – Mathematics Education Research Journal, 2005
Although sampling has been mentioned as part of the chance and data component of the mathematics curriculum since about 1990, little research attention has been aimed specifically at school students' understanding of this descriptive area. This study considers the initial understanding of bias in sampling by 639 students in grades 3, 5, 7, and 9.…
Descriptors: Schemata (Cognition), Sampling, Mathematics Instruction, Mathematics Curriculum
