The following tables shows the distribution of the masses of 120 logs of wood.

(Masses (kg): (15-24) (25-34) (35-44) (45-54) (55-64)

Frequency: (14) (54) (24) (26) (2)

(a) Construct the cummulative Frequency table for the distribution

(b) Draw a cummulative Frequency curve for the distribution. ​

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