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

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

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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Bibliographische Detailangaben
Veröffentlicht in:Journal of statistics education 2010-07, Vol.18 (2)
1. Verfasser: Tabor, Josh
Format: Artikel
Sprache:eng
Schlagworte:
Advanced Placement
Computation
Estimating power
High School Students
Investigations
Measurement
Measures of skewness
Probability
Problem Based Learning
Sample Size
Sampling
Simulation
Statistical Distributions
Statistics
Tests
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Beschreibung
Zusammenfassung: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.
ISSN:1069-1898
1069-1898
DOI:10.1080/10691898.2010.11889493