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Write the formula and answer. A survey was carried out on ACE TV's English news. The table below shows the number of audiences according to

Write the formula and answer.

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A survey was carried out on ACE TV's English news. The table below shows the number of audiences according to age (in years) who watch ACE TV's English news. Age (years) Frequency 10-19 A 30 20-29 78 30-39 ' 90 40-49 , 34 50-59 12 60-69 6 (a) Plot a histogram for the data above [4 marks] (b) Construct a cumulative frequency distribution table consisting of the [2 marks] class interval, upper boundary and cumulative frequency from the information given. (c) Plot an ogive from the result (4] (b) above. [4 marks]

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