Marker Consistency: Mean and Spread per Marker vs the Whole Team
This lesson is part of the course
In this lesson
You compare three fictional markers: the mean and standard deviation of the marks each one gave, how far each mean lies from the mean of all scripts, and how big that gap is measured in team standard deviations.
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Lessons in this course
- Mark Schemes: Question Marks, Script Totals & Missing-Mark Checks Locked
- Double Marking: Differences, Tolerance Flags & Agreed Marks Locked
- Marker Consistency: Mean and Spread per Marker vs the Whole Team Locked
- Moderation: A Sample, a Line Through the Marks & Adjusted Marks Locked
- Grade Boundaries: The Cumulative Distribution & Boundaries from Target Shares Locked
- Boundary Sensitivity: Moving a Boundary by One or Two Marks Locked
- Components: Raw to Scaled Marks, Weighting & the Overall Grade Locked
- Capstone: Re-Marks, Final Marks, the Grade Distribution & a Chart Locked