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How does sample size affect the p value?

Isabella Wilson | 2023-06-17 09:46:31 | page views：1894
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Julian Carter

Works at the European Space Agency, Lives in Paris, France.
Increasing the sample size will tend to result in a smaller P-value only if the null hypothesis is false, which is the point at issue. However, it is possible to justify using a larger alpha when the sample size is small by considering the probabilities of both type I and type II errors.
2023-06-22 09:46:31
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Isabella Mitchell

QuesHub.com delivers expert answers and knowledge to you.
Increasing the sample size will tend to result in a smaller P-value only if the null hypothesis is false, which is the point at issue. However, it is possible to justify using a larger alpha when the sample size is small by considering the probabilities of both type I and type II errors.
Discussion of P-values from small samples in Moore & McCabe
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