3. Measures of Central Tendency, Dispersion, and Skewness

  1. Jay S. Kim Ph.D. and
  2. Ronald J. Dailey Ph.D.

Published Online: 15 APR 2008

DOI: 10.1002/9780470388303.ch3

Biostatistics for Oral Healthcare

Biostatistics for Oral Healthcare

How to Cite

Kim, J. S. and Dailey, R. J. (2007) Measures of Central Tendency, Dispersion, and Skewness, in Biostatistics for Oral Healthcare, Blackwell Munksgaard, Oxford, UK. doi: 10.1002/9780470388303.ch3

Author Information

  1. Loma Linda University, School of Dentistry, Loma Linda, California 92350

Publication History

  1. Published Online: 15 APR 2008
  2. Published Print: 13 NOV 2007

ISBN Information

Print ISBN: 9780813828183

Online ISBN: 9780470388303

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Keywords:

  • frequency distributions;
  • central tendency;
  • arithmetic mean;
  • dispersion;
  • harmonic mean

Summary

This chapter contains section titled:

  • Introduction

  • Mean

  • Weighted Mean

  • Median

  • Mode

  • Geometric Mean

  • Harmonic Mean

  • Mean and Median of Grouped Data

  • Mean of Two or More Means

  • Range

  • Percentiles and Interquartile Range

  • Box—Whisker Plot

  • Variance and Standard Deviation

  • Coefficient of Variation

  • Variance of Grouped Data

  • Skewness

  • Exercises

  • References