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A recent report by the American Medical Association stated the average annual salary of psychiatrists is $189,121. A group of hospital administrators randomly sampled 6
A recent report by the American Medical Association stated the average annual salary of psychiatrists is $189,121. A group of hospital administrators randomly sampled 6 psychiatrists and found an average annual salary of $198,630 with a standard deviation of $26,975 . The group claims that the average annual salary is actually higher than what the American Medical Association reported. Test the claim at 5 % significance. ( Show all five steps)
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