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Descriptive Statistics: Measuring the Spread of the Data
| Name: | Descriptive Statistics: Measuring the Spread of the Data |
| ID: | m17103 |
| Language: | English (en) |
| Summary: | |
| Subject: | Mathematics and Statistics |
| Keywords: | elementary, statistics |
| License: | Creative Commons Attribution License CC-BY 3.0 |
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| Authors: | Susan Dean (susanldean45@gmail.com), Barbara Illowsky, Ph.D. (illowskybarbara@deanza.edu) |
| Copyright Holders: | Maxfield Foundation (cnx@cnx.org) |
| Maintainers: | Susan Dean (susanldean45@gmail.com), Barbara Illowsky, Ph.D. (illowskybarbara@deanza.edu), Connexions (cnx@cnx.org) |
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| Latest version: | 1.15 (history) |
| First publication date: | Jun 26, 2008 11:36 am -0500 |
| Last revision to module: | Mar 28, 2013 1:56 am -0500 |
| PDF: | m17103_1.15.pdf | PDF file, for viewing content offline and printing. Learn more. |
| EPUB: | m17103_1.15.epub | Electronic publication file, for viewing in handheld devices. Learn more. |
| XML: | m17103_1.15.cnxml | XML that defines the structure and contents of the module, minus any included media files. Can be reimported in the editing interface. Learn more. |
| Source Export ZIP: | m17103_1.15.zip | ZIP containing the module XML plus any included media files. Can be reimported in the editing interface. Learn more. |
| Version: | 1.15 Mar 28, 2013 1:56 am -0500 by Susan Dean |
| Changes: | Module: Descriptive Statistics: Measuring the Spread of the Data: Added calculator instructions. |
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| Version: | 1.14 May 17, 2012 7:26 pm -0500 by Susan Dean |
| Changes: | Measuring the Spread of the Data: Added a note about "mean" and "average." Added subscripts of x to sample mean and population mean. Did other minor edits. |
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| Version: | 1.13 Mar 14, 2012 10:01 am -0500 by Susan Dean |
| Changes: | Module: Descriptive Statistics: Measuring the Spread of the Data: Updated "data is" to "data are." |
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| Version: | 1.12 Aug 19, 2011 9:33 am -0500 by Susan Dean |
| Changes: | Descriptive Statistics: Measuring the Spread of the Data: Updated glossary item "Standard Deviation." |
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| Version: | 1.11 Jul 8, 2011 4:12 pm -0500 by Susan Dean |
| Changes: | Descriptive Statistics: Measuring the Spread of the Data: Made various minor edits throughout the section. Added Chebyshev's Rule and the Empirical Rule at the end. |
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| Version: | 1.10 Jun 22, 2011 11:00 am -0500 by Susan Dean |
| Changes: | Descriptive Statistics: Measuring the Spread of the Data: Added more information about the standard deviation and the variance and the equation #ofSTDEV=(value-mean)/stdev. |
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| Version: | 1.9 Mar 8, 2010 8:25 pm -0600 by Susan Dean |
| Changes: | Descriptive Statistics: Measuring the Spread of the Data: Added Sampling Variability of a Statistic. |
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| Version: | 1.8 Feb 19, 2009 9:36 am -0600 by Susan Dean |
| Changes: | Descriptive Statistics: Measuring the Spread of the Data: updated the glossary items. |
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| Version: | 1.7 Jan 8, 2009 9:35 pm -0600 by Susan Dean |
| Changes: | Descriptive Statistics: Measuring the Spread of Data: Added the heading "Calculation of the Sample Standard Deviation" for clarity. |
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| Version: | 1.6 Oct 27, 2008 1:23 pm -0500 by James Cooper |
| Changes: | roles updated |
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| Version: | 1.5 Aug 20, 2008 11:15 am -0500 by Jonathan Emmons |
| Changes: | Corrected errors (see m17360 for details) |
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| Version: | 1.4 Jul 14, 2008 11:07 am -0500 by Connexions |
| Changes: | Removed image width parameters |
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| Version: | 1.3 Jul 8, 2008 8:28 pm -0500 by Connexions |
| Changes: | post review edits |
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| Version: | 1.2 Jul 3, 2008 11:27 am -0500 by Connexions |
| Changes: | post review updates |
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| Version: | 1.1 Jun 26, 2008 6:26 pm -0500 by Connexions |
| Changes: | Initial publication |
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If you reuse this work elsewhere, in order to comply with the attribution requirements of the license (CC-BY 3.0), you must include
See the citation section below for examples you can copy.
The following citation styles comply with the attribution requirements for the license (CC-BY 3.0) of this work:
Dean, S.; Illowsky, B. Descriptive Statistics: Measuring the Spread of the Data, Connexions Web site. http://cnx.org/content/m17103/1.15/, Mar 28, 2013.
Dean S, Illowsky B. Descriptive Statistics: Measuring the Spread of the Data [Connexions Web site]. March 28, 2013. Available at: http://cnx.org/content/m17103/1.15/.
Dean, S., & Illowsky, B. (2013, March 28). Descriptive Statistics: Measuring the Spread of the Data. Retrieved from the Connexions Web site: http://cnx.org/content/m17103/1.15/
Dean, Susan, and Barbara Illowsky. "Descriptive Statistics: Measuring the Spread of the Data." Connexions. March 28, 2013. http://cnx.org/content/m17103/1.15/.
Susan Dean and Barbara Illowsky, "Descriptive Statistics: Measuring the Spread of the Data," Connexions, March 28, 2013, http://cnx.org/content/m17103/1.15/.
Dean, S., & Illowsky, B. 2013. Descriptive Statistics: Measuring the Spread of the Data. Connexions, March 28, 2013. http://cnx.org/content/m17103/1.15/.
Dean, Susan, and Barbara Illowsky. Descriptive Statistics: Measuring the Spread of the Data. Connexions. 28 Mar. 2013 <http://cnx.org/content/m17103/1.15/>.
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This work is licensed by Maxfield Foundation under a Creative Commons Attribution License (CC-BY 3.0), and is an Open Educational Resource.
Last edited by Susan Dean on Mar 28, 2013 1:56 am -0500.
