<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><br></div><div id="AppleMailSignature">Dear Dr Linacre and Dear Edward,</div><div id="AppleMailSignature"><br></div><div id="AppleMailSignature">I really appreciate your answers. Perhaps I could not convey what I am getting at. </div><div id="AppleMailSignature">The question is "can we run facets (for DIF for example) without having any rater-mediated questions?" The test includes MC questions containing either 4, 5 or 6 options. </div><div id="AppleMailSignature"><br></div><div id="AppleMailSignature">Best regards,<br><br>Sent from my iPhone</div><div><br>On Mar 2, 2017, at 1:05 AM, Edward Li <<a href="mailto:edwardfli@hotmail.com">edwardfli@hotmail.com</a>> wrote:<br><br></div><blockquote type="cite"><div>

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<div dir="auto">If you are trying to access the potential bias in questions, a DIF analysis is the first thing came to my mind.
<div dir="auto">Cheers,</div>
<div dir="auto">Edward</div>
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<div class="gmail_quote">On 2 Mar. 2017 6:01 am, Shirin Shirazi <<a href="mailto:shirin.shirazi@gmail.com">shirin.shirazi@gmail.com</a>> wrote:<br type="attribution">
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<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">Dear Rasch Experts,</span><span style="font-size:12pt;font-family:'times new roman' , serif"></span></p>
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<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">The impetus for asking this question is that I have been thinking of the possibility of assessing reading comprehension questions in the format
 of Multiple choice to find <i>bias </i>of facets (examinees, text type/genre, number of items, field of study, age, length of the passage) through MFRM knowing that the raters do not have a say in MC type in the assessment procedure due to the objectivity
 of scoring, hence I am wondering another measurement technique should be taken to find it?  </span></p>
<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">As a matter of course, I would hesitate to use either Facets or Winsteps to find the biases induced by the above-mentioned facets?</span></p>
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<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">Your help for my briefing will be highly appreciated. In advance, I express my gratitude for tolerating to read such a weird question.</span></p>
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<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">Great Regards,</span></p>
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<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">Shirin </span></p>
<p style="margin-bottom:0.0001pt;line-height:normal"><span style="font-size:12pt;font-family:'arial' , sans-serif">PhD in TEFL, Assistant Professor</span></p>
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