#+COLUMNS: %ITEM %8GRADE %TAGS
* Student grades | 5.4166.. | :grade=mean(^): |
** class of 1999 | 4.5 | |
*** John Smith | 4.5 | |
**** test paper 1 | 4.0 | :grade=4: |
**** test paper 2 | 5.0 | :grade=5: |
** class of 2000 | 6.3333.. | |
*** John Smith | 7.5 | |
**** test paper 1 | 8.0 | :grade=8: |
**** test paper 2 | 7.0 | :grade=7: |
*** Joan Miller | 9.5 | |
**** test paper 1 | 9.0 | :grade=9: |
**** test paper 2 | 10.0 | :grade=10: |
*** Steven Smith | 2.0 | |
**** test paper 1 | 2.0 | :grade=2: |