Mathematics, 03.08.2019 16:10, feyundre52

In a hospital there are 56 tb patients. the patients are grouped with respect to their ages. class boundaries frequency 5-10 8 10-15 9 15-20 15 20-25 10 25-30 8 30-35 6 find the average (mean) age of the tb patients.

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In a hospital there are 56 tb patients. the patients are grouped with respect to their ages. class...