Christensen, Howard B. <br/><br/>
Statistics step by step 
Howard B. Christensen and the Statistics Instructional Development Team, Brigham Young University. 
 - Boston  Houghton Mifflin  c1977. 
 - xvi, 643, [26] p.  ill.  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0395245273 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.