y for err(1)&gt;=1</span>
0057 <span class="comment">%       Cerr  (Jackknife error bars for C - use only for Jackknife -  err(1)=2)</span>
0058 
0059 <span class="keyword">if</span> nargin &lt; 2; error(<span class="string">'Need data1 and data2'</span>); <span class="keyword">end</span>
0060 <span class="keyword">if</span> nargin &lt; 3; params=[]; <span class="keyword">end</span>;
0061 [tapers,pad,Fs,fpass,err,trialave,params]=getparams(params);
0062 clear params
0063 <span class="keyword">if</span> narg