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Measures of Spread

Measures of Spread

Published: Aug 21st, 2012

Introduction Range Inter-Quartile Range (IQR) Standard Deviation Properties of the Standard Deviation Choosing Numerical Measures Let’s Summarize CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods […]

Measures of Center

Measures of Center

Published: Aug 21st, 2012

Introduction Mean Median Comparing the Mean and the Median Let’s Summarize CO-4: Distinguish among different measurement scales, choose the appropriate descriptive and inferential statistical methods based on these distinctions, and interpret […]