(b) A new entry health insurance company is interested in providing financing for hospital admission. The insurance company manager approaches you to determine the differences in the length of hospital in the area. You collect data from hospital records for 11 patients. The table below indicates the length of stay for the 3 three hospitals. Using Kruska Wallis test, assess whether the length of stay is different for the three hospitals given the data- Hospital Length of stay in days 10 12 15 8 12 14 11 7 12 A B C 18 7 16 19 9 17 21 10 8 15 15 10 12 19 14 20 8 11 21 22 18 13 18 12 (c) A biostatistician at the Ministry of Health in interested in identifying the most important factors affecting maternal health in the country. How should the biostatistician execute this task?

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