Type:
Volume:
103(5)
Pages:
Online
Year:
2009
Publisher:
Mathematics teacher
URL:
http://www.nctm.org/eresources/article_summary.asp?URI=MT2009-12-376a&from=B
Abstract:
A simple question about average class size yields a surprisingly rich classroom-tested exploration of conceptual and procedural knowledge about measures of central tendency
The CAUSE Research Group is supported in part by a member initiative grant from the American Statistical Association’s Section on Statistics and Data Science Education