Math 120R section 001
Calculus Preparation

University of Arizona
Fall 2006

     Test 1    
     Test 2    
     Test 3    
     Test 4    
  Final (200 pts) 
Average
 
 71.14
 73.9
 70.1
 77.1
Upper quartile*
 
 80
 83
 79
 87
Median
 
 73
 79
 70
 81
Lower quartile**
 
 62.5
 64.5
 64.5
 76
Standard deviation 
 
 14.2
 16.9
 16.4
 15.1
High
 
 94
 97
 97
 94
Low
 
 31
 26
 21
 29
90-100  (%)
 
 1
 6
 3
 5
80-89   (%)
 
 11
 11
 5
 13
70-79   (%)
 
 9
 6
 8
 6
60-69   (%)
 
 7
 7
 10
 2
50-59   (%)
 
 4
 2
 2
 2
<50    (%)
 3
 5
 3
 2


*Upper Quartile means that one quarter (25%) of the class scored above this number
**Lower Quartile means that one quarter of the class scored below this number (i.e 75% scored above it)
Median is the score which half the class scored above and half the class scored below