Bartz, Albert E. <br/><br/>
Elementary statistical methods for educational measurement. 
Albert E Bartz 
 - 3rd.ed. 
 - Minneapolis,  Burgess Pub. Co.  c[1974] 
 - 103 p.  illus.  22 cm. 
<br/><br/>Include Indexs 
<br/><br/><label>ISBN: </label>63015713 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educations--Statistics.<br/>Statistics.