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Download full textWatson, Jane M.; Kelly, Ben A. – International Group for the Psychology of Mathematics Education, 2003
A series of 13 survey questions based on a 50-50 spinner is used to explore school students' understanding of statistical variation in a chance setting. Five questions set the context by assessing understanding of theoretical expectation and representation of repeated trials in a stacked dot (line) plot. Four questions provide opportunity to…
Descriptors: Expectation, Comprehension, Statistics, Probability
