In the hospital, 4 different drugs were used in the treatment of patients suffering from a certain disease. Considering the age of the patients, it is desired to investigate whether there is a difference between the healing times of different drugs administered to the same patients. Find the account value for this. 9 -      A) 1,7  B) 32,8  C) 11,8  D) 14,6  E) 9,9

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