A group of 101 patients with end stage renal disease were given the drug Epoetin. The mean hemoglobin level of the patients was 10.3 (g/dLi) with a standard deviation of 9.9. A 99% confidence interval for the population mean would be A) 7.98, 12.52 B) 7.71, 12.89 D 9.85, 10.75 7.94, 12.56

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