Category Archives: Math Explorations

I work out a problem or propose a new solution method.

Rubrics as Data – Part II

I am continuing to study, “What happens when we amalgamate rubric data?”  Part I is here.  This part will consider how to treat rubric data as a sample from a larger population. The same assumptions as in Part I apply: “Questions … Continue reading

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Rubrics as Data – Part I

Rubrics, the detailed categorization of student work, have become a common teaching and grading tool.  Here is one designed to assess college-level writing.  The idea is to provide specificity and a sense of progress.  The student and the teacher have … Continue reading

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Chasing Infinity – 3D Version

The frequency of my blog posts have been diminishing more and more, or should I say, the wave length has been getting longer.  I attribute this mostly to my accession as math department chair.  I just haven’t had the time … Continue reading

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Outcome Switching – What Golfers Know

Last Friday a rare event occurred at our golf course.  My foursome all sank long putts for birdies on the second hole.  What a great feeling and I could go on and on in detail but I won’t.  Anyway we get back … Continue reading

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Thinking with Units

I sign up at the golf course as a single and am paired with a couple of strangers.  On the second tee the inevitable question arises, “What do you do?”  I return, “I teach math at the university,” expecting to hear, … Continue reading

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Infinity

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Similar Functions

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