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Suppose the length of stay (in days) in a hospital for Covid-19 patients aged 12-20 are analyzed for a random sample of 450 patients. The

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Suppose the length of stay (in days) in a hospital for Covid-19 patients aged 12-20 are analyzed for a random sample of 450 patients. The mean length of stay was 17.1 days, median of 12.6 days, standard deviation of 4.7 days, InterQuartile Range of 3.8 days, and the longest length of stay was 49 days. What is the z-score for the longest length of stay? 7.745 31.9 O 6.787 0.2749 None of the responses

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