Davis, Roger E. <br/><br/>
Statistics:  The Exploration and Analysis of Data/ 

 - 4th ed. 
 - London  Duxbury/Thomas Learning  2001 
 - 209p.:  ill.; 
<br/><br/><label>ISBN: </label>0534380417 
<br/><br/><label>LC Class. No.: </label>QA276.4  / .D29 2001