Patients suffering from serious heart attack die

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About 90% of patients suffering from serious heart attack die within 5 years. In an attempt to reduce the death rate from heart attack, Green Hospital is creating a new form of treatment. Recently, they conducted a study with 150 patients, and, among them, 128 died within 5 years. Type I error is 5%. Use the p-value approach to say whether there are sufficient evidences to conclude that death rate due to serious heart attack has been reduced

Reference no: EM132518707

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