Panel, Cristina P. , et.al. <br/><br/>
Introduction to Statistical Methods :  (with applications) 
Cristina P. Panel , et.al. 
<br/><br/> College of Education  Bachelor of Elementary Education 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>311 P21