Question: image below 2. A random sample of 21 patients yielded the following data on length of stay (in days) in a hospital. (a) Obtain and

image below

2. A random sample of 21 patients yielded the following data on length of stay (in days) in a hospital. (a) Obtain and interpret the five- number summary. (10 marks) 4 12 18 9 6 12 15 (b) Obtain and interpret the J w 7 3 55 13 5 7 23 interquartile range. (4 marks) (c) Are there any potential outliers? Justify by calculation. (3 marks) (d) Draw a box plot based on the data. What can you tell about the distribution of the data? (5 marks) (e) Choose the proper measures for the centre and spread (variation) of the data. Verify your choice

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