Investigating the Investigative Task: Testing for Skewness. An Investigation of Different Test Statistics and their Power to Detect Skewness

Authors: 
Josh Tabor
Type: 
Journal Article
Volume: 
18(2)
Pages: 
online
Year: 
2010
Publisher: 
Journal of Statistics education
URL: 
http://www.amstat.org/publications/jse/v18n2/tabor.pdf
Abstract: 

On the 2009 AP© Statistics Exam, students were asked to create a statistic to measure skewness in a distribution. This paper explores several of the most popular student responses and evaluates which statistic performs best when sampling from various skewed populations

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