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Define a target threshold to validate or invalidate the tested hypothesis.
Caveat: Consider following up with additional experiments to increase certainty.
Download the Test Card and do the exercise online
Repeat.
2. Design a series of experiments for the most critical
hypotheses.
Tip
Consider testing the most critical hypotheses with several experiments. Start
with cheap and quick tests. Then follow up with more elaborate and reliable tests
if necessary. Thus, you may create several Test Cards for the same hypotheses.