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Episode 11: Expected Value

The Unknown Monster

In this episode we define Expected Value and offer an introductory puzzle to the concept, along with bonus problem, and we finish off our geometry sequence by solving ...

Episode 12: Expected Value

Photographing the Chaotic Marching Band

To get the perfect photo of the marching band, the rows have to be in-step, but are choosing their starting foot at random. How many rows will be in step, on average?

Episode 13: Expected Value

How Many Snowboards Need Sharpening?

Rachel has six snowboards, one of which gets chosen for each day. How many distinct snowboards did she expect to use? We pose this wintry problem and then solve the pu...