Hip surgery: In a sample of 117 hip surgeries of a certain type, the average...
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Hip surgery: In a sample of 117 hip surgeries of a certain type, the average surgery time was 135.7 minutes, with a standard deviation of 21.9 minutes.Part: 0 / 2Part 1 of 2Construct a 99.5% confidence interval for the mean surgery time for this procedure. Round the answers to one decimalplace.A99.5% confidence interval for the mean surgery time for this procedure is
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