Math 110 section 054
College Algerbra

University of Arizona
Fall 2005





      Test 1    
     Test 2    
     Test 3    
     Test 4    
  Final (200 pts) 
Average
 
 72.3 72.0
 73.2
 81.7
 140.9
Upper quartile*
 
 84
 85
 81
 91.5
 162
Median
 
 77
 76.5
 74
 87
 138
Lower quartile**
 
 61
 59
 63.5
 74.75
 116.5
Mode
 
 84
 54
 51
 87
 162
Standard deviation 
 
 15.5
 17.6
 13.75
 14.8
 28.02
High
 
 91
 100
 100
 100
 186
Low
 
 31
 28
 51
 44
 52
90-100  (%)
 
 2
 6
 6
 9
 3
80-89   (%)
 
 13
 7
 4
 13
 6
70-79   (%)
 
 8
 8
 9
 4
 6
60-69   (%)
 
 6
 4
 6
 2
 8
50-59   (%)
 
 2
 5
 6
 1
 4
<50    (%)
 4
 4
 0
 2
 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