How Random is a Coin Toss?

It turns out that coin tosses might not be random after all. A math professor explains the results of his work in a video from the Numberphile Coins series. Flipping a coin results in the original state (heads or tails) 51 percent of the time.

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Instructional Ideas

  • Collaborate with a physics teacher for the lesson
Classroom Considerations

  • Pupils should be familiar with randomness
  • Note that the video mentions real analysis
  • Learners must be able to interpret points on a graph in relation to the context
Pros

  • Describes experiment and results thoroughly
  • It is clear the narrator is well versed in the subject area
Cons

  • Use of customary units rather than metric units for science experiments makes video seem unprofessional