Assessing Central Tendency and Descriptive Statistics
Order Description
Excellent Above Average Satisfactory Unsatisfactory Total Points
Content
Assessment of Central Tendency and Descriptive Statistics
Central tendency and descriptive statistics described.
The study is described.
Central tendency used in study described.
Assumptions of the central tendency measure are described and evaluated.
Levels of measurement described and evaluated.
Data displays described, their strengths and weaknesses evaluated.
Central tendency and descriptive statistics described; focus could be clearer.
The study is described; focus could be clearer.
Central tendency used in study described; focus could be clearer.
Central tendency assumptions described, but not evaluated.
Levels of measurement described; but not evaluated.
Data displays described but not evaluated.
Central tendency and descriptive statistics identified, but not described.
The study is identified, but some areas are not clearly described.
Central tendency used in study are identified, but some are not clearly described or evaluated.
Central tendency assumptions are identified, but not clearly described or evaluated.
Levels of measurement are identified, but some are not clearly described or evaluated.
Data displays are identified, but not clearly described or evaluated.
A measure of central tendency is not identified or described. Descriptive statistics in the study are not identified or described.
The study is not identified or described.
Central tendency used in study areas are not identified or described.
Central tendency assumptions are not identified or described or evaluated.
Levels of measurement are not identified or described or evaluated.
Data displays are not identified or described or evaluated.
80 68 60 0 of 80
Format/Style
Text, title page, and references page are consistent with APA format.
Ideas and information from other sources are cited correctly.
Rules of grammar, word usage, and punctuation are followed.
Assignment is spellchecked and proofread.
Overall style is consistent with that expected of formal, professional work.
There are rare errors; most of the text, title page, and references page is consistent with APA format.
Ideas and information from other sources are cited correctly with rare exceptions.
Rules of grammar, word usage, and punctuation are followed with rare exceptions.
Assignment has rare spelling and/or proofreading errors.
Overall style is consistent with that expected of formal, professional work with rare exceptions. There are some errors, but much of the text, title page, and references page is consistent with the APA format.
Ideas and information from other sources are cited correctly with a few exceptions.
Rules of grammar, word usage, and punctuation are followed with a few exceptions.
Assignment has a few spelling and/or proofreading errors.
Overall style is adequate for formal, professional work; some areas need style improvement. There are frequent errors in consistency of the text, title page, and references page with APA format.
There are numerous errors in which ideas and information from other sources are not cited correctly.
There are numerous errors in rules of grammar, word usage, and punctuation.
There are numerous spelling and/or proofreading errors.
Overall style is inadequate for formal, professional work; many areas needs need style improvement.
20 17 15 0 of 20
Total Points of 100
Percent Accomplished
Point Conversion [percent times points available] 150 points x ____%
Examine a research article which incorporates a measure of central tendency and descriptive statistics. Briefly summarize and report the measure of central tendency and discuss whether the assumptions of the statistics were met and if the type of data (levels of measurement) was appropriate for the statistical test. Include the following in your paper:
Description of the measure of central tendency you intend to examine in the article
Brief description of the study portrayed in the article
Description of how the central tendency measure was used in the study
Explanation of how this is appropriate or inappropriate
Explanation of how assumptions of the central tendency measure were met or not met
Identification of the levels of measurement of variables in the study
Description of the appropriateness of the levels of measurement of the study variables
Discussion of how the data was displayed (i.e., graphs, tables)
Discussion examining the appropriateness of the data displays (Strengths and weaknesses? Were they appropriate? Why or why not?)
Your paper must be:
5-9 pages, excluding cover page;
include references ;
be composed using Microsoft ® Word ®; and
must be typed in Times New Roman, font size 12.
This and all papers should be written in APA format and follow standard rules of grammar and formatting.
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