Given the frequency distribution of the age at death in diabetics with Intercapillary Glomerulose. 1. FREQUENCY AGE GROUP X (f) fx |x-x| |x-x|² flx-x1² 0-10 2 11-21 3 22-32 11 33-43 25 44-54 32 55-65 7 66-76 6 Find the following: Mean Range Variance & Standard Deviation (Sample & Population)

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