>   - Convert moments to cumulants.                                      
    <a href="pdfprops.html">pdfprops</a>  - Mean and variance associated with a probability distribution.  
    <a href="simplepdf.html">simplepdf</a> - Gaussian, uniform, Cauchy, and exponential pdfs.                   
 
  Filling bad data points
    <a href="fillbad.html">fillbad</a>    - Linearly interpolate over bad data points.  
 
  Date, time, and units
    <a href="yearfrac.html">yearfrac</a>    - Converts a DATENUM into 'yea