Blood test for the pressure of hiv

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A western blot assay is a blood test for the pressure of HIV. It has been found that this test sometimes gives false positive results for HIV. Amedical researcher claims that the rate of false positives is less than 3%. A recent study of 300 randomly selected US blood donors who do not have HIV found that 3 received false positive test result. The value of the standardized test statistic is closest to?

Reference no: EM132037386

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