Study be statistically significant by not meaningful

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Reference no: EM132106459

1. Why is chance initially the most attractive explanation for the differences observed between two groups, when gathering data about a population?

2. How can the results of a study be statistically significant by not meaningful.

3. For decision-making purposes, what are the implications of using a sample that is too big or a sample that is too small? explain and give examples.

Reference no: EM132106459

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