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7. Is the mean CD4 level for HIV (+) patients less than 400 (sometimes used as the cutoff for abnormal), assuming that C
Posted: Mon Nov 15, 2021 10:37 am
by answerhappygod
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7. Is the mean CD4 level for HIV (+) patients less than 400 (sometimes used as the cutoff for abnormal), assuming that CD4 levels are normally distributed with variance 10000? Use significance level 0.05. Suppose we collect a random sample of 10 HIV (+) patients and compute their mean CD4 to be 305.5.