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mean difference |
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mean difference [′mēn ′dif·rəns] (statistics) The average of the absolute values of then(n- 1)/2 differences between pairs of elements in a statistical distribution that hasnelements. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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When 15 malaria episodes with malaria-free visits 1 month before and after the episode were compared, mean difference (signed-rank test) in viral load "before" and "after" malaria was not significant. The result of an independent sample t-test of group difference is displayed in Table 4; this mean difference approached statistical significance (as the t(32) value equaled 1. There was no difference between the Swedish and the Greenlandic cohorts [crude mean difference, 0. |
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