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Liu, Yating; Enderson, Mary C. – Mathematics Teacher, 2016
A mysterious conflict of solutions emerged when a group of tenth- and eleventh-grade students were studying a seemingly ordinary problem on combination and probability. By investigating the mysterious "conflicts" caused by multiple randomization procedures, students will gain a deeper understanding of what it means to perform a task…
Descriptors: High School Students, Grade 10, Grade 11, Probability