Business statistics :  a first course / 
Smith Darryl ; Chua Clare . 
 - 11th ed 
 - Toronto:  Pearson ,  2015. 
 - xvi, 860 p,: 
<br/><br/><label>ISBN: </label>9781269957113 
<br/><br/><label>LC Class. No.: </label>HF1017  / .B87  2015