Johnson, Robert Russell, 1939- <br/><br/>
Elementary statistics / 
Robert Johnson. 
 - 5th ed. 
 - Boston :  PWS-Kent Pub,  c1988. 
 - xix, 613 p. : ill. 
<br/><br/> Includes appendices and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics