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Mathematics (Linear) 1MA0 CUMULATIVE FREQUENCY & …
www.mathsgenie.co.uk(a) Complete the cumulative frequency table. Age (A) in years Cumulative f requency 20 < A 30 20 < A 40 20 < A 50 20 < A 60 20 < A 70 (1) (b) On the grid opposite, draw a cumulative frequency graph for this information. (2) (c) Use your cumulative frequency graph to find an estimate for the median age.