Steve said:
> I often find higher scores on the written components, on average. I chalk
> it up to two things. First, I am less cruel, cold and calculating when
> grading written work than in MC. In MC the question is either right or
> wrong, no gray areas. And second, the scales of our grading often
> differ. On any given question in a MC exam the choices are 0% or 100% and
> we depend on the aggregation (of the 0s and 1s) to match against some
> scale. However, I would profer that most of us have a theoretical minimum
> grade on each individual question in a written exam, such as, the worst
> answer "where the student has tried" is a 6 of 10 or a 5 or even a 4, but
> not zero.
I agree -- this is certainly part of it the reason for the differences
between the different types of results.
> I would make a pitch here for a grading rubric which will help get around
> this to some degree. A set of grading rubrics can be found at this
> excellent website: http://www.flaguide.org/cat/rubrics/rubrics7.htm
Very interesting -- seems to be a variation on being clear on what we
expect (which we hardly ever do). But, I'm not clear on how to use it in a
large class.
- Bill
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