Douglas Whitaker|Steven Foti|Tim Jacobbe
The Levels of Conceptual Understanding in Statistics (LOCUS) Project: Results of the Pilot Study
University of Florida|University of Florida|University of Florida
levels conceptual understanding statistics locus project nsf drl111868 created assessments measure conceptual rather procedural understanding statistics outlined gaise framework franklin et al 2007 guidelines assessment instruction statistics education american statistical association provide brief overview locus project present results multiplechoice items pilot administration assessments data collected 3400 students grades 612 across six states results help illustrate students understanding statistical topics prior implementation common core state standards using four components statistical problemsolving process outlined gaise framework middle high school students tended perform better questions assessing formulate questions collect data groups also tended perform relatively worse analyze data questions