b. For a correctly implemented study, what sample size decision should the researchers have made at the

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b. For a correctly implemented study, what sample size decision should the researchers have made at the interim stage with observed variance estimate 12=64? (increase, decrease, or keep the same sample size as the original estimate)

Posted Date: May 18, 2024 02:18 PM

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b. For a correctly implemented study, what sample size decision should the researchers have made at the

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