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# cache_median_question_marks

**Purpose:** Holds the mean and median performance of a question on a particular paper.

Field | Type | Purpose |
---|---|---|

paperID | mediumint(8) unsigned | ID of the paper |

questionID | int(11) unsigned | ID of the question |

median | decimal(10,5) | Median value of students in the cohort. |

mean | decimal(10,5) | Mean value of students in the cohort. |

See also: Marks Caching