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My reply is : wait for the time being.</div>
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Willem van Oers<br>
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<p style="margin-top: 0px; margin-bottom: 0px;">Dr. Willem T. H. van Oers, P. Phys.</p>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Moller <moller-bounces@jlab.org> on behalf of Krishna Kumar via Moller <moller@jlab.org><br>
<b>Sent:</b> Thursday, November 23, 2023 9:54 AM<br>
<b>To:</b> Jay Benesch <benesch@jlab.org><br>
<b>Cc:</b> moller@jlab.org <moller@jlab.org><br>
<b>Subject:</b> [Moller] [EXTERNAL] Re: Blind analysis in Physics experiments: Is this trip necessary?</font>
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<div class="PlainText">No, is my vote. <br>
<br>
Especially since PVES is uniquely positioned to study the main systematics blinded without any serious compromise. This is not true in many other experimental techniques/measurements.<br>
<br>
Happy Thanksgiving. <br>
<br>
KK<br>
<br>
Sent from my iPhone<br>
<br>
> On Nov 23, 2023, at 9:23 AM, Jay Benesch via Moller <moller@jlab.org> wrote:<br>
> <br>
> Given the systematic error requirement, perhaps the collaboration should think about doing the first run unblinded to make studying them easier. First ten percent?<br>
> <br>
> <br>
> <a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__nam10.safelinks.protection.outlook.com_-3Furl-3Dhttps-253A-252F-252Farxiv.org-252Fabs-252F2311.13542-26data-3D05-257C01-257Ckkumar-2540physics.umass.edu-257Cce68f51dde0645dd121708dbec2fb6e7-257C7bd08b0b33954dc194bbd0b2e56a497f-257C0-257C0-257C638363461898558035-257CUnknown-257CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0-253D-257C3000-257C-257C-257C-26sdata-3DG-252BQRWwx1ZwKt-252Fq-252BkO6rbRQ5GxnxtZ-252F9icxygwvQkwA8-253D-26reserved-3D0&d=DwIFaQ&c=CJqEzB1piLOyyvZjb8YUQw&r=k2-3YiXM4PG72x9M5ma_2Q&m=GGeVVvomrqJ2AF52wDJkayzJrOu3LDOqTT7CY9SIJPHDuFqjdzld5S5COSOTQ4jL&s=0Qo79O_r0nTxMxW2HnMyZWl_C85YmxmuOiS-LmwlmHA&e=">
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<br>
> <br>
> Robert Golub<br>
> <br>
> Based on the work of Klein and Roodman we present an alternate conclusion as to the charm of blind analysis in physics experiments.<br>
> <br>
> Discussion<br>
> <br>
> Based on the paper by Klein and Roodman [2] written in support of the use<br>
> of blind analysis in physics experiments we have attempted to show that the<br>
> method, introduced into science by medical researchers to solve a real problem,<br>
> has little place in physics research, since, as the authors admit there is surprisingly<br>
> little evidence for experimenter bias in physics research even taking into<br>
> account the cases cited by Feynman [1] and Galison [3]. and the introduction of<br>
> the technique has real costs in both the ability to study systematic errors that<br>
> are often unknown at the planning stage of the experiment and come to light<br>
> during the measurement and analysis and the ability to follow up unexpected<br>
> results which may only show up after opening the box.<br>
> <br>
> The experience in medical research has shown that even double blind analysis<br>
> is not sufficient to avoid experimental bias when the experimenters are<br>
> really determined. Physicists on the other hand still have the ability to follow<br>
> the advice of my mentor, Prof Gerrold R. Zacharias who often repeated the<br>
> statement that experimental physics was really all about Character.<br>
> <br>
> [2] Klein, J. and Roodman, A. ’Blind analysis in nuclear and particle physics’<br>
> Ann. Rev. Nucl. Part. Sci. 55, 141-63, (2005)<br>
> _______________________________________________<br>
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> Moller@jlab.org<br>
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