Class f Find: (1) Midpoints (5) Relative frequency 16 - 20 1 21 - 25 9 26 - 30 36 - 40 21 24 (3) Class Length (4) Averages 31-35 35 (2) True limits (6) Cumulative frequency 41-45 10 (7) Relative Cumulative (8) Draw

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