Question: 1. Two new ointments, Type A and Type B for relieving poison ivy were tested on randomly selected patients. One group of 73 patients were


1. Two new ointments, Type A and Type B for relieving poison ivy were tested on randomly selected patients. One group of 73 patients were given Type A ointment and another group of 49 patients were given Type B ointment. The results of the effectiveness of the two ointments are given as follows
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