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11 humans. Each have a dose injected. A typical reaction after this injection is that the skin near the injection site is painful to the touch for...

11 humans. Each have a dose injected. A typical reaction after this injection is that the skin near the injection site is painful to the touch for some period of time. 4 subjects received 100 µl and 7msubjects received 25 µl. Perform the test but this time do not assume anything about the equality of the variances. Formally state the hypotheses, compute the test statistic and p-value, and make a conclusion.

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with (t(661)=-5.4657, p<5%), i reject Ho and... View the full answer

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