tag:blogger.com,1999:blog-15746899763805671182024-02-08T02:27:15.064-08:00Quantitative methods: things to doRoger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.comBlogger12125tag:blogger.com,1999:blog-1574689976380567118.post-58315432524802498682015-03-03T06:19:00.001-08:002017-10-10T07:13:41.277-07:00Revision and evaluation of module<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: "arial" , "helvetica" , sans-serif;"><b><span style="font-family: "arial" , sans-serif;">Activity
1</span></b><span style="font-family: "arial" , sans-serif;"> – Reflect
and share any thoughts you have about the module and what was good and any
areas for improvement. Feel free to
share on the discussion board but don’t forget to complete the module
evaluation .<o:p></o:p></span></span></div>
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<b><span style="font-family: "arial" , "helvetica" , sans-serif;">Activity
2</span></b><span style="font-family: "arial" , sans-serif;"><span style="font-family: "arial" , "helvetica" , sans-serif;"> – Reflect in a final blog
entry on what you have learned in the module. Please individually complete the module evaluation.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-44450006268332540092015-03-03T05:44:00.001-08:002017-10-10T07:13:34.725-07:00Using SPSS II (factor analysis)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<b><span style="font-family: "arial" , sans-serif;">Activity
1</span></b><span style="font-family: "arial" , sans-serif;"> – Work individually
on the SPSS exercise on factor analysis and try to complete it.<o:p></o:p></span></div>
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<b><span style="font-family: "arial" , sans-serif;">Activity
2</span></b><span style="font-family: "arial" , sans-serif;"> – Reflect in a blog
entry on whether or not it was useful to carry out the SPSS exercise on factor analysis.<o:p></o:p></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-18681813668895367062015-03-03T05:43:00.001-08:002017-10-10T07:13:51.732-07:00Using SPSS I (descriptive and inferential)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<b><span style="font-family: "arial" , sans-serif;">Activity
1</span></b><span style="font-family: "arial" , sans-serif;"> – Work on the SPSS exercises and try to complete them.<o:p></o:p></span></div>
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<b><span style="font-family: "arial" , sans-serif;">Activity
2</span></b><span style="font-family: "arial" , sans-serif;"> – Reflect in a blog
entry if you had ever used SPSS before or this was your first time – what are
your impressions?<o:p></o:p></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-55715698926169177092015-03-03T05:00:00.002-08:002017-10-10T07:14:06.718-07:00Item response theory (Mokken scaling)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: "arial" , "helvetica" , sans-serif;"><b>Activity
1</b> – Consider classical test theory and item response
theory and post on the discussion board what your understanding is of each.<o:p></o:p></span></div>
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<b><span style="font-family: "arial" , "helvetica" , sans-serif;">Activity
2</span></b><span style="font-family: "arial" , sans-serif;"><span style="font-family: "arial" , "helvetica" , sans-serif;"> – Reflect in a blog
entry what you understand about item response theory and how it differs from
classical test theory.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-13710308735688286202015-03-03T03:31:00.002-08:002017-10-10T07:14:18.636-07:00Factor analysis<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<b><span style="font-family: "arial" , sans-serif;">Activity
1</span></b><span style="font-family: "arial" , sans-serif;"> – Consider the following terms related to factor analysis and provide
an explanation and a relevant link on the discussion board for your colleagues
to read: eigenvalue; communality; factor loading; simple factor structure.</span></div>
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<b><span style="font-family: "arial" , sans-serif;">Activity
2</span></b><span style="font-family: "arial" , sans-serif;"> – Reflect in a blog
entry what you understand about factor analysis and how it can be used
providing at least one link to a relevant article.<o:p></o:p></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-29598167815706054692015-03-02T11:15:00.001-08:002017-10-10T07:14:33.268-07:00Quantitative analysis II (inferential)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: Arial, Helvetica, sans-serif;"><b>Activity
1</b> – Consider Type I error and the other Type II error and in each case what
steps can be taken to avoid them and find two examples each of articles where
either Type I or Type II error has been addressed; post your conclusions on the
discussion board.<o:p></o:p></span></div>
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<b><span style="font-family: Arial, Helvetica, sans-serif;">Activity 2</span></b><span style="font-family: "Arial",sans-serif;"><span style="font-family: Arial, Helvetica, sans-serif;"> – Reflect in a blog entry what you
understand about inferential as opposed to descriptive statistics.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-14239845573916942372015-02-26T09:51:00.001-08:002017-10-10T07:15:20.102-07:00Quantitative analysis I (descriptive)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: "arial" , "helvetica" , sans-serif;"><b><span style="font-family: "arial" , sans-serif;">Activity
1</span></b><span style="font-family: "arial" , sans-serif;"> – Consider the standard
error and confidence intervals. In each case explain what they show and what
use they are in describing data.<o:p></o:p></span></span></div>
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<b><span style="font-family: "arial" , "helvetica" , sans-serif;">Activity
2</span></b><span style="font-family: "arial" , sans-serif;"><span style="font-family: "arial" , "helvetica" , sans-serif;"> – Reflect in a blog
entry what you have learned about describing data and how this might be helpful
in research.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-45028771763590320982015-02-26T08:26:00.002-08:002018-08-22T03:07:22.393-07:00Quantitative design II (surveys)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: "arial" , "helvetica" , sans-serif;"><b>Activity<br />
1</b> – Consider survey study designs and post<br />
your conclusions about the defining features of each.<o:p></o:p></span></div>
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<b><span style="font-family: "arial" , "helvetica" , sans-serif;">Activity<br />
2</span></b><span style="font-family: "arial" , sans-serif;"><span style="font-family: "arial" , "helvetica" , sans-serif;"> – Reflect in a blog entry how useful are—and what are the limitations of—survey designs.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-46525421649428296322015-02-25T09:51:00.000-08:002017-10-10T07:15:38.465-07:00Quantitative design I (experiments)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: Arial, Helvetica, sans-serif;"><b>Activity
1</b> – Provide explanations for each of: randomisation; control; and blinding (and
variations of blinding) in clinical trials and post this on the discussion
board<o:p></o:p></span></div>
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<b><span style="font-family: Arial, Helvetica, sans-serif;">Activity
2</span></b><span style="font-family: "Arial",sans-serif;"><span style="font-family: Arial, Helvetica, sans-serif;"> – Reflect in a blog
entry what you have learned about experiments and what the advantages and
possible disadvantages are of this research design.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-831308465245081062015-01-09T10:01:00.002-08:002017-10-10T07:15:55.559-07:00Measurement and prediction II (reliability, validity, sensitivity and specificity)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: "arial" , "helvetica" , sans-serif;"><b>Activity
1</b> – Search the literature and find an example of an
articles where the reliability and the validity of a measurement scale have
been established to any extent and post this article on the discussion board with
a brief description of what types of reliability and validity have been
addressed. Find an example of an article
where ROCs have been plotted and post this with a brief description of the
article.<o:p></o:p></span></div>
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<span style="font-family: "arial" , "helvetica" , sans-serif;"><b><span style="line-height: 107%;">Activity 2</span></b><span style="line-height: 107%;"> – Reflect in a blog entry what you have learned
about psychometrics and post any other interesting and informative links you have
found.</span></span>Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-3178682370676521962015-01-08T10:45:00.002-08:002017-10-10T07:16:16.292-07:00Measurement and prediction I (levels of measurement, sources of error, probability)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: "arial" , "helvetica" , sans-serif;"><b>Activity 1</b> – Compile a list of
examples that fit the four different levels of measurement and try to find 5
examples of each. Once you are happy
with your list, post it on the discussion board for comment by other members of
the group and be prepared to comment on others’ lists.<o:p></o:p></span></div>
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<span style="font-family: "arial" , "helvetica" , sans-serif;"><b>Activity 2</b> – Reflect in a
blog entry what you have learned about measurement and prediction and what, if
anything, was new to you and what you learned.
See if you can find some other interesting and informative links or materials
that you can include in your entry and then share the link to your blog the
group via the discussion board.</span><span style="font-family: "arial" , sans-serif;"><o:p></o:p></span></div>
Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0tag:blogger.com,1999:blog-1574689976380567118.post-4097141277154409582015-01-07T11:51:00.001-08:002017-10-10T07:16:33.030-07:00Introduction to module (aims & objectives, installing SPSS, setting up a blog, aims of the assessment)<div class="MsoNormal" style="margin-bottom: 0.0001pt;">
<span style="font-family: Arial, Helvetica, sans-serif;"><b>Activity 1</b> – Once you have
set up your blog make a short entry, titled ‘About me’, of 100-250 words
telling the other members of the group something about yourself—personal,
professional, hobbies—and what you hope to get out of participating in the
module. If you can include a photograph
that is good but not compulsory. Once
you have done that please paste the URL for the blog into a message and post it
on the discussion board.</span></div>
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<span style="line-height: 107%;"><span style="font-family: Arial, Helvetica, sans-serif;"><b>Activity 2</b> – Install
SPSS on your computer; once you have installed it successfully please let the
other members of the group know on the discussion board and please be willing to
advise other members of the group who may be having problems with this. If you are having problems, please ask other
members of the group to help.</span></span>Roger Watsonhttp://www.blogger.com/profile/07408659363029289322noreply@blogger.com0