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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Among other papers for practical examples
you might look at<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'>Hagquist, C. Andrich, D. (2004) Is the
Sense of Coherence Instrument applicable on adolescents? a latent trait
analysis using Rasch-modeling. <i><span style='font-style:italic'>Personality
and Individual Differences. </span></i>36, 955-968.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt;font-family:"Times New Roman"'>Hagquist, C. and Andrich, D. (2004)
Measuring subjective health among adolescents in <st1:place w:st="on"><st1:country-region
 w:st="on">Sweden</st1:country-region></st1:place>: A Rasch-analysis of the
HBSC.&nbsp; <i><span style='font-style:italic'>Social Indicators</span></i> <i><span
style='font-style:italic'>Research</span></i>, 68, 201 &#8211; 220.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<div>

<p class=MsoNormal><st1:PersonName w:st="on"><strong><b><font size=3
 color=black face="MS PGothic"><span lang=EN-AU style='font-size:12.0pt;
 font-family:"MS PGothic";color:black'>David Andrich</span></font></b></strong></st1:PersonName></st1:PersonName><strong><b><font
color=black face="MS PGothic"><span lang=EN-AU style='font-family:"MS PGothic";
color:black'> </span></font></b></strong><font color=black><span lang=EN-AU
style='color:black'>&nbsp;BSc, MEd (<i><span style='font-style:italic'>UWA</span></i>),
PhD (<i><span style='font-style:italic'>Chic</span></i>) FASSA<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 color=black face="MS PGothic"><span lang=EN-AU
style='font-size:12.0pt;color:black'>Chapple Professor&nbsp;<br>
<a href="mailto:david.andrich@uwa.edu.au">david.andrich@uwa.edu.au</a><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 color=black face="MS PGothic"><span lang=EN-AU
style='font-size:12.0pt;color:black'>&nbsp;<o:p></o:p></span></font></p>

<p class=MsoNormal><st1:place w:st="on"><st1:PlaceName w:st="on"><st1:place w:st="on"><st1:PlaceName w:st="on"><st1:place w:st="on"><st1:PlaceName w:st="on"><st1:place
w:st="on"><st1:PlaceName w:st="on"><font size=3 color=black face="MS PGothic"><span
  lang=EN-AU style='font-size:12.0pt;color:black'>Graduate</st1:PlaceName></span></font></st1:PlaceName><font
 color=black><span lang=EN-AU style='color:black'></st1:place> <st1:PlaceType w:st="on"><st1:PlaceType w:st="on"><st1:PlaceType w:st="on"><st1:PlaceType
 w:st="on">School</st1:PlaceType></st1:PlaceType></st1:PlaceType></st1:PlaceType></span></font></st1:place><font
color=black><span lang=EN-AU style='color:black'> of Education<br>
The <st1:place w:st="on"><st1:PlaceType w:st="on"><st1:place w:st="on"><st1:PlaceType
 w:st="on">University</st1:PlaceType></st1:PlaceType> of <st1:PlaceName w:st="on"><st1:PlaceName
 w:st="on">Western Australia</st1:PlaceName></st1:place></st1:PlaceName></st1:place><br>
M428, <st1:address w:st="on"><st1:Street w:st="on"><st1:address w:st="on"><st1:Street w:st="on"><st1:Street w:st="on"><st1:address w:st="on"><st1:Street
w:st="on"><st1:address w:st="on">35 Stirling Highway</st1:address></st1:Street></st1:Street></st1:address></st1:Street></st1:address></st1:address></st1:Street>,
<st1:City w:st="on"><st1:City w:st="on"><o:p></o:p></span></font></p>

<p class=MsoNormal><st1:place w:st="on"><st1:place w:st="on"><font size=3
 color=black face="MS PGothic"><span lang=EN-AU style='font-size:12.0pt;
 color:black'>Crawley</st1:place></st1:City></st1:City></span></font></st1:place></st1:PlaceName></st1:place><font
color=black><span lang=EN-AU style='color:black'>, <st1:State w:st="on"><st1:State w:st="on"><o:p></o:p></span></font></p>

<p class=MsoNormal><st1:State w:st="on"><st1:place w:st="on"><st1:State w:st="on"><st1:place
 w:st="on"><font size=3 color=black face="MS PGothic"><span lang=EN-AU
  style='font-size:12.0pt;color:black'>Western Australia</span></font></st1:place></st1:State></st1:place></st1:State><font
color=black><span lang=EN-AU style='color:black'> , 6009<o:p></o:p></span></font></p>

<p class=MsoNormal><st1:country-region w:st="on"><st1:place w:st="on"><st1:country-region
w:st="on"><st1:place w:st="on"><font size=3 color=black face="MS PGothic"><span
  lang=EN-AU style='font-size:12.0pt;color:black'>AUSTRALIA</span></font></st1:place></st1:country-region></st1:place></st1:country-region><font
color=black><span lang=EN-AU style='color:black'><br>
<br>
</st1:State></st1:State></st1:PlaceName></st1:place>Telephone: +61 8 6488 1085<br>
Fax: +61 8 6488 1052<br>
www.gse.uwa.edu.au<br>
CRICOS Code: 00126G</span><o:p></o:p></font></p>

<p class=MsoNormal><font size=3 color=black face="MS PGothic"><span lang=EN-AU
style='font-size:12.0pt;color:black'><a
href="blocked::http://www.education.uwa.edu.au/ppl"
title="blocked::http://www.education.uwa.edu.au/ppl&#10;blocked::blocked::http://www.education.uwa.edu.au/ppl&#10;blocked::http://www.education.uwa.edu.au/ppl"><font
size=2 face=Calibri><span style='font-size:11.0pt;font-family:Calibri'>Pearson
Psychometric Laboratory</span></font></a></span></font><font size=2 color=navy
face=Calibri><span lang=EN-AU style='font-size:11.0pt;font-family:Calibri;
color:navy'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 color=black face="MS PGothic"><span lang=EN-AU
style='font-size:12.0pt;color:black'><a
href="blocked::http://www.education.uwa.edu.au/ppl/courses"
title="blocked::http://www.education.uwa.edu.au/ppl/courses&#10;blocked::blocked::http://www.education.uwa.edu.au/ppl/courses&#10;blocked::http://www.education.uwa.edu.au/ppl/courses"><font
size=2 face=Calibri><span style='font-size:11.0pt;font-family:Calibri'>http://www.education.uwa.edu.au/ppl/courses</span></font></a></span></font><font
size=2 color=navy face=Calibri><span lang=EN-AU style='font-size:10.0pt;
font-family:Calibri;color:navy'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 color=black face="MS PGothic"><span lang=EN-AU
style='font-size:12.0pt;color:black'><a href="http://www.matildabayclub.net"
title="blocked::http://www.matildabayclub.net/&#10;blocked::blocked::http://www.matildabayclub.net/&#10;blocked::http://www.matildabayclub.net/"><font
size=2 face=Calibri><span style='font-size:11.0pt;font-family:Calibri'>www.matildabayclub.net</span></font></a></span></font><font
color=black face="Times New Roman"><span lang=EN-AU style='font-family:"Times New Roman";
color:black'><o:p></o:p></span></font></p>

<p class=MsoNormal><font size=3 color=navy face=Calibri><span lang=EN-AU
style='font-size:12.0pt;font-family:Calibri;color:navy'><a
href="http://www.rasch2010.cbs.dk">www.rasch2010.cbs.dk</a></span></font><font
size=2 color=navy face=Calibri><span lang=EN-AU style='font-size:11.0pt;
font-family:Calibri;color:navy'><o:p></o:p></span></font></p>

</div>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p>&nbsp;</o:p></span></font></p>

<div>

<div class=MsoNormal align=center style='text-align:center'><font size=3
face="MS PGothic"><span style='font-size:12.0pt'>

<hr size=2 width="100%" align=center tabindex=-1>

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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> rasch-bounces@acer.edu.au
[mailto:rasch-bounces@acer.edu.au] <b><span style='font-weight:bold'>On Behalf
Of </span></b>Kenji Yamazaki<br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, 8 April 2010 11:50
PM<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">rasch@acer.edu.au</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> [Rasch] DIF studies for
polytomous items</span></font><o:p></o:p></p>

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<p class=MsoNormal><font size=3 face="MS PGothic"><span style='font-size:12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal><font size=3 face="Courier New"><span style='font-size:12.0pt;
font-family:"Courier New"'>Dear Colleagues, </span></font><o:p></o:p></p>

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<p class=MsoNormal><font size=3 face="MS PGothic"><span style='font-size:12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal><font size=3 face="Courier New"><span style='font-size:12.0pt;
font-family:"Courier New"'>I was wondering if anybody can point me to the
information sources regarding differential item functioning studies for
polytomous items.&nbsp; Particularly, I would like to find the studies that
utilized actual data rather than simulated ones.&nbsp; What I am hoping to
learn from these studies is the procedure for conducting a DIF study for
polychromous items.&nbsp; Particularly, I have a hard time understanding the
analysis steps after I calibrate item difficulties and category threshold
parameters separately for focal and reference groups.&nbsp; Any suggestions
will be greatly appreciated.&nbsp; </span></font><o:p></o:p></p>

</div>

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<p class=MsoNormal><font size=3 face="MS PGothic"><span style='font-size:12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal><font size=3 face="Courier New"><span style='font-size:12.0pt;
font-family:"Courier New"'>Sincerely,</span></font><o:p></o:p></p>

</div>

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<p class=MsoNormal><font size=3 face="MS PGothic"><span style='font-size:12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal><font size=3 face="Courier New"><span style='font-size:12.0pt;
font-family:"Courier New"'>Kenji Yamazaki</span></font><o:p></o:p></p>

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<p class=MsoNormal><font size=3 face="MS PGothic"><span style='font-size:12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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<p class=MsoNormal style='line-height:0%'><font size=3 face="MS PGothic"><span
style='font-size:12.0pt'>&nbsp;<o:p></o:p></span></font></p>

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<p><font size=3 face="MS PGothic"><span style='font-size:12.0pt'>&nbsp; <o:p></o:p></span></font></p>

<div class=MsoNormal align=center style='text-align:center'><font size=3
face="MS PGothic"><span style='font-size:12.0pt'>

<hr size=1 width="100%" align=center>

</span></font></div>

<p class=MsoNormal><font size=3 face="MS PGothic"><span style='font-size:12.0pt'><a
href="http://pr.mail.yahoo.co.jp/ie8/" target=new>Get the new Internet Explorer
8 optimized for Yahoo! JAPAN</a><o:p></o:p></span></font></p>

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