File APIs for Java Developers
Manipulate DOC, XLS, PPT, PDF and many others from your application.
http://aspose.com/file-tools
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how to calculculate cumalative frequency in my sql

 
yog gaikwad
Greenhorn
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Marks Frequency Cumulative total Cumulative frequency rank
11-20 2 2 2
21-30 11 2+11 13 5
31-40 19 13+19 32
41-50 36 32+36 68 1
51-60 42 68+42 110
61-70 31 110+31 141
71-80 13 141+13 154 2
81-90 6 154+6 160

i want this type of result in my databaseand i have no of student and test so how can i do?
please reply i am waiting
 
I agree. Here's the link: http://aspose.com/file-tools
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