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Potential consequences of performing a study

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Reference no: EM132849206

Is power directly or indirectly related to the size of the expected effect?

What exactly is 'power' and why is it important?

The committee only think they have enough money for a study of 50 people (25 per group). What kind of power would we have to detect a difference of 1 bout/week (effect size of 0.5)? What are potential consequences of performing a study with too few people (or insufficient power)?

Reference no: EM132849206

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