How can you know if the spoon works?
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Postgraduate and professional |
Short, small group exercise on how to design a fair comparison using the "claim" that a spoon helps retain the bubbles in champagne.
Key Concepts addressed:- 1-2 Anecdotes are unreliable evidence
- 2-1 Comparisons are needed to identify treatment effects
- 2-4 Comparison groups should be treated equally
- 2-5 People should not know which treatment they get
- 2-6 Peoples' outcomes should be assessed similarly
Details
Short, small group exercise on how to design a fair comparison using the “claim” that a spoon helps retain the bubbles in champagne.
Exercise 1. Students design a study; then
Exercise 2. Look at a study someone else has done.
This takes about 20 minutes, is good fun, and introduces some key concepts of trials.