<div dir="ltr"><div>NCL is not a statistics forum. I think you should do a WWW search for this type of information. <br>Note: The "center" is also called the "location" parameter.<br><br></div><div>Search: Gumbel distribution: scale, center, location<br><br>==<br></div><div>NCL's Application page provides some information:<br> <a href="http://www.ncl.ucar.edu/Applications/extreme_value.shtml">http://www.ncl.ucar.edu/Applications/extreme_value.shtml</a><br></div><div>Please read.<br></div><div><br>===<br>From: <a href="http://www.itl.nist.gov/div898/handbook/eda/section3/eda364.htm">http://www.itl.nist.gov/div898/handbook/eda/section3/eda364.htm</a><br><br>"For the normal distribution, the location and scale parameters
correspond to the mean and standard deviation, respectively. However,
this is not necessarily true for other distributions. In fact, it
is not true for most distributions."<br><br>===<br>Also see: <a href="https://en.wikipedia.org/wiki/Gumbel_distribution">https://en.wikipedia.org/wiki/Gumbel_distribution</a><br></div><div><br></div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Apr 2, 2017 at 7:04 AM, Saurabh Singh <span dir="ltr"><<a href="mailto:saurabhsingh123op@gmail.com" target="_blank">saurabhsingh123op@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">in the ncl version 6.4.0 i am finding difficult to figure out the parameters in the function extval_gumbel i.e scale and centre; is it same as standard deviation and mean or does it standard for something else ? <span class="HOEnZb"><font color="#888888"><br clear="all"><div><br></div>-- <br><div class="m_-4385985419225536360gmail_signature"><div dir="ltr"><font style="color:rgb(0,0,0);font-family:arial,helvetica,sans-serif" size="2"><span>With regards</span><span></span></font><font style="font-family:arial,helvetica,sans-serif" size="2"><span style="color:rgb(0,0,0)"><span><br></span></span></font><font style="font-family:arial,helvetica,sans-serif" size="2"><span style="color:rgb(0,0,0)"><span>Saurabh Kumar singh</span><span></span> </span></font><br style="color:rgb(51,204,0)"><br><font style="color:rgb(102,102,102)" size="1"> <b><i><span style="font-family:webdings" lang="EN-GB">P</span></i></b><b><i><span style="font-family:tahoma,sans-serif" lang="EN-GB"> : </span></i></b><b><i><span style="font-family:arial,sans-serif" lang="EN-GB"> </span></i></b><b><i><span style="font-family:tahoma,sans-serif" lang="EN-GB">Please consider the environment before printing this e-mail</span></i></b> </font><br style="color:rgb(102,102,102)"><br><br><br></div></div>
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