3. A study conducted at a large hospital found that 27.8 percent of all patients admitted to the hospital's intensive care unit (ICU) remained in the ICU for less than 24 hours. If 8 patients are selected at random from the ICU patients at this hospital, what is the probability that 2 or fewer of them remained in the ICU for less than 24 hours? 244 STATISTICS IMAX (a) (b) Suppose that 20 patients are selected at random from the ICU patients at this hospital. Calculate the mean and the standard deviation of the number of these patients who OFS remained in the ICU for less than 24 hours. 081 01 en siz the (c) Another result of the study was that for elective (non-emergency) admissions to the hospital's ICU, the length of stay in the ICU had a mean of 18.9 hours and a standard deviation of 3.9 hours. Assuming that the length of stay in the ICU for elective admissions is approximately normally distributed, what proportion of elective admissions remained in the ICU for less than 24 hours? (2) son1 Unauthorized copying or reusing any part of this page is illegal.

3. A study conducted at a large hospital found that 27.8 percent of all patients admitted to the hospital's intensive care unit (ICU) remained in the ICU for less than 24 hours. If 8 patients are selected at random from the ICU patients at this hospital, what is the probability that 2 or fewer of them remained in the ICU for less than 24 hours? 244 STATISTICS IMAX (a) (b) Suppose that 20 patients are selected at random from the ICU patients at this hospital. Calculate the mean and the standard deviation of the number of these patients who OFS remained in the ICU for less than 24 hours. 081 01 en siz the (c) Another result of the study was that for elective (non-emergency) admissions to the hospital's ICU, the length of stay in the ICU had a mean of 18.9 hours and a standard deviation of 3.9 hours. Assuming that the length of stay in the ICU for elective admissions is approximately normally distributed, what proportion of elective admissions remained in the ICU for less than 24 hours? (2) son1 Unauthorized copying or reusing any part of this page is illegal.

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Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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