Quiz 1 Distribution

100      
100  94    
100  94    
100  93    
 99  93    
 99  93  89  84
 99  93  89  84                
 99  93  89  84                
 97  92  88  83      74            
 97  91  88  82  79  73            
 97  91  88  82  79  73            
 97  90  87  82  79  73            
 96  90  87  82  78  73            
 96  90  87  81  78  73  69      59      
 95  90  86  81  77  72  68      58      
 95  90  85  81  77  71  66      58      
 95  90  85  80  75  70  65  61  56  53  49  38

Mean: 83, Median 86

Quiz 2 Distribution

100          
100          
 99          
 99          84    
 98          84    
 97          84    
 97  94      84    
 97  94  89  83    
 97  93  89  83    
 96  93  88  82    
 96  92  88  81    
 96  92  88  81      74
 95  91  87  81      73
 95  91  86  81      72
 95  91  86  81  79  72                  
 95  91  86  80  79  72                  
 95  91  85  80  79  71                  
 95  90  85  80  77  71  68  63  58    48    36      28
 95  90  85  80  75  70  65  60  57    45    35  34  27

Problem 1

Problem 2

Problem 3

Problem 4

Problem 5

Problem 6

This is a good answer that addresses the point that eccentricity causes moments that are better avoided. Many people said that lack of eccentricity prevents any moment from ocurring, which is not quite right. Moments may arise from other sources. Aligning the moments avoids the generation of still more moment.

a)

b)