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after an appendectomy patients tend to stay 5 days in the hospital. after a new care plan to reduce days is in effect a sample

after an appendectomy patients tend to stay 5 days in the hospital. after a new care plan to reduce days is in effect a sample of 35 patients showed a mean stay of 35 days and a standard deviation of 0.5 days use a= .05 and determine if the new plan is working.

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