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Posts by Val Nirala

Mar 25

COVID-19: A Teachable Moment

At a time when nothing good can be said about COVID-19, Sara Brown, Patrick Hopfensperger, and Henry Kranendonk—authors of Focus on Statistics: Investigations for the Integration of Statistics into Grades 9–12 Mathematics Classrooms—have made available for free an investigation that can at least help students understand how the virus spreads.

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Sep 19

Building Understanding of Randomness from Ideas About Variation and Expectation

Random is the kind of word with different meanings in different contexts. Students are likely to use “random” as an adjective describing anything unexpected and surprising, but these usages are not mathematical. They do, however, provide an opportunity for teachers to discuss the differences between language used inside and outside of mathematics.

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