Measures of Central Tendency and Dispersion Worksheet
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Measures of Central Tendency and Dispersion Worksheet
Module 8 Measures of Central Tendency and Dispersion
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Please read the following sections of your textbook, (Sections 12.3) and review the PowerPoints.
Sections 12_03 Measures of Dispersion.ppt
After reading and practicing the procedural steps with the Measures of Central Tendency and Dispersion. Hopefully, you are able to identify that the measures of central tendency and dispersion are often called descriptive statistics because they can help you describe your data.
Part 1
The table below displays the number of uncles of each student in a class of Elementary Algebra. Find the mean, median and mode of the uncles per student for this data set.
Score 0 1 2 3 4 5 Frequency 2 5 4 6 10 8 State your answer Mean, Median, Mode (in that order).
or or
Part 2
Find, to the nearest tenth, the standard deviation of the distribution:
Score 1 2 3 4 5 Frequency 14 15 14 17 10 or or
Please provide proof for each Part 1 and Part 2 of discussion by showing your steps.
MATH 313 SDSU Algebra Worksheet
Please do the following exercises, you should follow the instructions carefully. I have uploaded 12.1 and 12.2 for you but for 12.3 I haven’t upload it but you can find it from the textbook below.
12.1 #1 (a, b, c, d, g), #4 (a-d), #12 (a-e), #15 (a-b)
12.2 #1 (c, f, h), #4 (a-d), #14
12.3 #2 (a-d), #11 (a,b), #12 (c)
Name of the Textbook: Reconceptualizing Mathematics for Elementary School Teachers, 3rd Edition by Sowder, Sowder & Nickerson (2017). You should be able to find it online.
RUBRIC
Excellent Quality
95-100%
Introduction 45-41 points
The background and significance of the problem and a clear statement of the research purpose is provided. The search history is mentioned.
Literature Support
91-84 points
The background and significance of the problem and a clear statement of the research purpose is provided. The search history is mentioned.
Methodology
58-53 points
Content is well-organized with headings for each slide and bulleted lists to group related material as needed. Use of font, color, graphics, effects, etc. to enhance readability and presentation content is excellent. Length requirements of 10 slides/pages or less is met.
Average Score
50-85%
40-38 points
More depth/detail for the background and significance is needed, or the research detail is not clear. No search history information is provided.
83-76 points
Review of relevant theoretical literature is evident, but there is little integration of studies into concepts related to problem. Review is partially focused and organized. Supporting and opposing research are included. Summary of information presented is included. Conclusion may not contain a biblical integration.
52-49 points
Content is somewhat organized, but no structure is apparent. The use of font, color, graphics, effects, etc. is occasionally detracting to the presentation content. Length requirements may not be met.
Poor Quality
0-45%
37-1 points
The background and/or significance are missing. No search history information is provided.
75-1 points
Review of relevant theoretical literature is evident, but there is no integration of studies into concepts related to problem. Review is partially focused and organized. Supporting and opposing research are not included in the summary of information presented. Conclusion does not contain a biblical integration.
48-1 points
There is no clear or logical organizational structure. No logical sequence is apparent. The use of font, color, graphics, effects etc. is often detracting to the presentation content. Length requirements may not be met
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Measures of Central Tendency and Dispersion Worksheet