Articles on Chance

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By adding a ‘digital roll’ to its iconic game, Tim Hortons’ Roll up the Rim contest now has some statistical similarities to slot machines. (Photo Illustration/The Conversation)

Roll up the Rim: How COVID-19 has changed the contest — and maybe your odds of winning

The Tim Hortons coffee chain has made some changes to its iconic Roll up the Rim contest, including the addition of "digital rolls." A statistician explains how this changes the odds of winning.
A time of change is upon us. How do you balance risk and reward? REUTERS/Laurent Dubrule

Trust Me, I’m an Expert: Risk

Trust Me, I’m an Expert: Risk. CC BY45.3 MB (download)
This month, we're talking risk. Three experts give their perspective on how long you might live, how to deal with loneliness – and how to step outside your comfort zone.

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