Confidence intervals for two sample means: Calculation, interpretation, and a few simple rules.

Adv Cogn Psychol · 2013 · PMC3699740 · PMID 23826038

Europe PMC DOI

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closest p

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possibly significantno p-value reported

For instance, within-subject CI s according to Loftus and Masson ( 1994 ) are not directly equivalent to t -tests for paired samples but have to be multiplied by a fixed factor to allow for inferences about possibly significant effects (i.e., in the case of two groups/conditions: CI PD = 2 × CI Loftus& Masson ).

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