Investigating the Investigative Task: Testing for Skewness: An Investigation of Different Test Statistics and Their Power to Detect Skewness: Journal of Statistics Education: Vol 18, No 2

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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.

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Investigating the Investigative Task: Testing for Skewness

An Investigation of Different Test Statistics and Their Power to Detect Skewness

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Investigating the Investigative Task: Testing for Skewness

An Investigation of Different Test Statistics and Their Power to Detect Skewness

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