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Nagle, Courtney; Casey, Stephanie; Carney, Michele – Investigations in Mathematics Learning, 2020
This study explores secondary in-service mathematics teachers' professional noticing of student work on a statistical task involving informally placing a line of best fit. The manuscript describes how teachers interpreted student work on the line of best fit task, how teachers responded to the student work, and associations between their…
Descriptors: Secondary School Teachers, Mathematics Teachers, Statistics, Teacher Response
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Nagle, Courtney; Moore-Russo, Deborah – Investigations in Mathematics Learning, 2013
In the field of mathematics education, understanding teachers' content knowledge (Grossman, 1995; Hill, Sleep, Lewis, & Ball, 2007; Munby, Russell, & Martin, 2001) and studying the relationship between content knowledge and instructional decisions (Fennema & Franke, 1992; Raymond, 1997) are both crucial. Teachers need a robust…
Descriptors: Mathematics Instruction, Mathematical Concepts, Mathematics Skills, Mathematics Teachers