St. John Hospital has five wards: A, B, C, D, and E. The numbers of patients in the wards are listed in the Table 7 below. The statistician of the hospital would like to conduct a sample survey about its patients' opinions towards the services of the hospital. A sample of size 200 will be selected randomly. Ward A B C D E Table 7 Number of Patients 155 205 310 680 67 (a) Which sampling method is the most appropriate in selecting a random sample for the above survey? Explain your answer briefly. (b) Using the selected sampling method in part (a), compute the respective sample sizes for the 5 wards. Check if the required sample size of 200 can be met.
St. John Hospital has five wards: A, B, C, D, and E. The numbers of patients in the wards are listed in the Table 7 below. The statistician of the hospital would like to conduct a sample survey about its patients' opinions towards the services of the hospital. A sample of size 200 will be selected randomly. Ward A B C D E Table 7 Number of Patients 155 205 310 680 67 (a) Which sampling method is the most appropriate in selecting a random sample for the above survey? Explain your answer briefly. (b) Using the selected sampling method in part (a), compute the respective sample sizes for the 5 wards. Check if the required sample size of 200 can be met.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:St. John Hospital has five wards: A, B, C, D, and E. The numbers of patients in the wards are
listed in the Table 7 below. The statistician of the hospital would like to conduct a sample
survey about its patients' opinions towards the services of the hospital. A sample of size 200
will be selected randomly.
Ward
A
B
C
D
E
Table 7
Number of Patients
155
205
310
680
67
(a) Which sampling method is the most appropriate in selecting a random sample for the
above survey? Explain your answer briefly.
(b) Using the selected sampling method in part (a), compute the respective sample sizes for
the 5 wards. Check if the required sample size of 200 can be met.
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