trader-stddev.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.trader-stddev" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>trader_stddev</refname>
  <refpurpose>Standard Deviation</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>trader_stddev</methodname>
   <methodparam><type>array</type><parameter>real</parameter></methodparam>
   <methodparam choice="opt"><type>int</type><parameter>timePeriod</parameter></methodparam>
   <methodparam choice="opt"><type>float</type><parameter>nbDev</parameter></methodparam>
  </methodsynopsis>
  <para>

  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <variablelist>
   <varlistentry>
    <term><parameter>real</parameter></term>
    <listitem>
     <para>
      &trader.arg.array.of.real;
     </para>
    </listitem>
   </varlistentry>
   <varlistentry>
    <term><parameter>timePeriod</parameter></term>
    <listitem>
     <para>
      &trader.arg.time.period;
     </para>
    </listitem>
   </varlistentry>
   <varlistentry>
    <term><parameter>nbDev</parameter></term>
    <listitem>
     <para>
      
     </para>
    </listitem>
   </varlistentry>
  </variablelist>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>Returns an array with calculated data or false on failure.</para>
 </refsect1>


</refentry>

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