Math 110 section 012
College Algerbra

University of Arizona
Spring 2006





      Test 1    
     Test 2    
     Test 3    
     Test 4    
  Final (200 pts) 
Average
 
 70.8
 70.6
 58.1
 63.8
 127.4
Upper quartile*
 
 79
 80.5
 72
 76
 146.8
Median
 
 74
 70.5
 56
 65.5
 131
Lower quartile**
 
 63
 63
 51.5
 47.5
 111.8
Mode
 
 76
 88
 56
 70
 133
Standard deviation 
 
 14.0
 15.3
 19.0
 19.2
 33.3
High
 
 98
 98
 98
 97
 186
Low
 
 33
 39
 2
 31
 62
90-100  (%)
 
 2
 2
 1
 3
 2
80-89   (%)
 
 5
 7
 1
 3
 2
70-79   (%)
 
 12
 7
 6
 4
 4
60-69   (%)
 
 5
 7
 3
 7
 8
50-59   (%)
 
 4
 2
 10
 1
 4
<50    (%)
 
 2
 3
 6
 8
 4


*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