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HOMEWORK
Assignment
Instructions
Mini- Study Part II
Answer
the questions below about your data adhering to the outlined criteria in
complete sentences. Cite any outside sources that are used.
Item
Description
1
Treat your data just as you would one of the datasets from
the homework. Be sure you include appropriate measures of central tendency
and dispersion etc.
2
Construct a frequency distribution using 5 –8 classes.
3
Create 2 different but appropriate visual representations
of your data (pie chart, bar graph, etc). You MUST use Excel to do this.
4
Complete the calculations for the 8 statistics you
identified in your worksheet in week 3. You MUST use Excel to do this.
5
Write a brief paragraph describing the meaning or
interpretation for EACH of the statistics. For example, if some of the
statistics chosen were the mean, median and mode, which is the best measure?
6
Construct a 95% Confidence Interval to estimate the
population mean/proportion in the claim.
7
Complete the calculations for the 8 statistics you
identified in your What can you conclude from this result regarding the
topic?
8
Write up the responses to these questions in an APA paper
between 500-1,000 words.
Length/Formatting Instructions
Length
500-1,000 Words
Font
12 point , Calibri Font, no more than 1″ margins
Program/File Type
Submit in Word
Attachments
Should be pasted into the Word document if possible.
Referencing system
APA referencing system is necessary in assignments,
especially material copied from the Internet.
For examples of correct citations, visit the following link:
http://owl.english.purdue.edu/owl/resource/560/01/
File Name
Last Name_ First Name_ MA260_ M7
M7 Assignment Grading Rubric
Your
work will be evaluated on the following criteria:
CATEGORY
Exemplary
Satisfactory
Unsatisfactory
Unacceptable
Confidence Interval:
Accurate 95% confidence interval constructed for the data set.
25 points
An
accurate 95% confidence level is constructed with no errors. Thorough
description of the meaning of the confidence interval is provided containing
no errors.
20 points
An
accurate 95% confidence level is constructed with at most one minor error.
Description of the meaning of the confidence interval is given with no
errors.
15 points
An
accurate 95% confidence level is constructed with a few minor errors. A minimal
description of the meaning of the confidence interval is given but contains
minor errors.
4 points
An
inaccurate 95% confidence level is constructed. Description of the meaning of
the confidence interval is included but contains significant errors.
Conclusions using
statistics: A clear conclusion is reached regarding if the claim is valid or
not for the data gathered in the survey.
25 points
A
clear and thoroughly explained conclusion is reached regarding the validity
of the claim.
20 points
A
clear and simple conclusion is reached regarding the validity of the claim.
15 points
A
conclusion is reached regarding the validity of the claim but minor logical
or technical errors are present.
4 points
The
conclusion is not clear regarding the validity of the claim. Numerous and/or
significant errors are present.
Interpreting Statistical
Data: Statistics have been explained in simple terms that are understandable
by an audience that is not familiar with statistics.
25 points
The
8 statistics, associated visuals, and confidence interval are explained in
simple terms. An audience not familiar with statistics can easily understand
the significance of each component and how it relates to the original claim.
20 points
The
8 statistics, visuals, and confidence interval are explained mostly in simple
terms. An audience not familiar with statistics can easily understand the
significance with minor difficulty.
15 points
The
8 statistics, visuals, and confidence interval are explained but done so in a
manner such that an audience not familiar with statistics may not easily
understand the significance.
4 points
An
attempt was made to explain the 8 statistics, visuals, and confidence
interval but an audience not familiar with statistics would not be able to
understand the explanation.
Mechanics – Grammar,
Punctuation, Spelling
10 points
Student
makes no errors in grammar or spelling that distract the reader from the
content.
8 points
Student
makes 1-2 errors in grammar or spelling that distract the reader from the
content.
5 points
Student
makes 3-4 errors in grammar or spelling that distract the reader from the
content.
2 points
Student
makes more than 4 errors in grammar or spelling that distract the reader from
the content.
Format – APA Format,
Citations, Organization, Transitions
15 points
The
paper is written in proper format. All sources used for quotes and facts are
credible and cited correctly. Excellent organization, including a variety of
thoughtful transitions.
10 points
The
paper is written in proper format with only 1-2 errors. All sources used for
quotes and facts are credible and most are cited correctly. Adequate
organization includes a variety of appropriate transitions.
5 points
The
paper is written in proper format with only 3-5 errors. Most sources used for
quotes and facts are credible and cited correctly. Essay is poorly organized,
but may include a few effective transitions.
2 points
The
paper is not written in proper format. Many sources used for quotes and facts
are less than credible (suspect) and/or are not cited correctly. Essay is
disorganized and does not include effective transition
