3 Shape - Dr. Harvey A. Singer School of Management George...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
© 2010 by Harvey A. Singer 1 OM 210:  Statistical Analysis for Management Data Presentation 3 : Distribution Shapes Dr. Harvey A. Singer School of Management George Mason University
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
© 2010 by Harvey A. Singer 2 Distribution Shapes Symmetric. A single central peak. Left-skewed. Single peak to the right, tail to the left. Right-skewed. Single peak to the left, tail to the right. Bimodal. Two separated peaks. Isolated peak. A small peak beyond the bulk of the distribution. Plateau. Most classes have nearly the same frequency.
Background image of page 2
3 Symmetric Distribution A single, high-frequency, tall class near the middle of the distribution. A single central or near-central peak class. The class frequencies decrease approximately evenly away from the peak class. The class boxes decrease in height fairly evenly away from both sides of the central tallest box. The distribution appears to be nearly “symmetric” about its central peak. Most of the data lies in or towards the middle
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/19/2011 for the course OM 210 taught by Professor Singer during the Spring '08 term at George Mason.

Page1 / 17

3 Shape - Dr. Harvey A. Singer School of Management George...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online