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The_Normal_Distribution.svg‎ (SVG file, nominally 800 × 600 pixels, file size: 121 KB)

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Description	The re-drawn chart comparing the various grading methods in a normal distribution. Includes: Standard deviations, cumulative percentages, percentile equivalents, Z-scores and T-scores. Inspired by Figure 4.3 on Page 74 of Ward, A. W., Murray-Ward, M. (1999). Assessment in the Classroom. Belmont, CA: Wadsworth. ISBN 0534527043
Source	Originally from en.wikipedia; description page is/was here.
Date	2007-07-12 (first version); 2007-07-12 (last version)
Author	Original uploader was Heds 1 at en.wikipedia
Permission (Reusing this image)	Released into the public domain (by the author).

[edit] License information

This image has been (or is hereby) released into the public domain by its author, Heds 1 at the wikipedia project. This applies worldwide.

In case this is not legally possible:
Heds 1 grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

[edit] Original upload log

(All user names refer to en.wikipedia)

2007-07-12 14:47 Heds 1 800×600×0 (123727 bytes) A re-drawn chart comparing the various grading methods in a normal distribution. Includes: Standard deviations, cumulative percentages, percentile equivalents, Z-scores and T-scores. Inspired by Figure 4.3 on Page 74 of Ward, A. W., Murray-Ward, M. (1999)
2007-07-12 14:44 Heds 1 800×600×0 (137472 bytes) The re-drawn chart comparing the various grading methods in a normal distribution. Includes: Standard deviations, cumulative percentages, percentile equivalents, Z-scores and T-scores. Inspired by Figure 4.3 on Page 74 of Ward, A. W., Murray-Ward, M. (199

[edit] Licensing

I, the copyright holder of this work, hereby release it into the public domain. This applies worldwide.

In case this is not legally possible:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

File history

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	Date/Time	User	Dimensions	File size	Comment
(current)	10:48, 23 September 2007	Abdull	800×600	121 KB	{{Information \|Description=The re-drawn chart comparing the various grading methods in a normal distribution. Includes: Standard deviations, cumulative percentages, percentile equivalents, Z-scores and T-scores. Inspired by Figure 4.3 on Page 74 of Ward,

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The following pages on the English Wikipedia link to this file (pages on other projects are not listed):

Educational psychology is the study of how humans learn in educational settings, the effectiveness of educational interventions, the psychology of teaching, and the social psychology of schools as organizations. ... This article is about the field of statistics. ... Compares the various grading methods in a normal distribution. ... In education, grading on a bell curve is grading a group of examinations first using a numerical point system, then assigning the highest grade an A, regardless of its numerical grade (which can be failing). ...