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Posts tagged ‘distribution’

Feb 17

Sharing a Birthday: Technology-Supported Investigations in Middle School

Although it is clearly possible for two people to share a birthday, our experiences (and intuition) inform us that it is more likely that two people will have different birthdays. That is to say, the probability of a shared birthday between two people is close to zero. However, the chance of a shared birthday may increase if a larger group of people is considered.

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Jan 5

Double Stuffed?

The question of whether Double Stuf Oreos actually have double the filling is an intriguing one. In this article, I describe an activity that uses that question as a hook to engage students in finding means, comparing distributions, and performing t-tests.

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