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table of age Age range 0-19 20-39 40-59 60-79 80-99 No of people 8 26 110 128 56 construct a cumulative frequency(less than) table and

table of age

Age range 0-19 20-39 40-59 60-79 80-99
No of people 8 26 110 128 56

construct a cumulative frequency(less than) table and draw the corresponding curve on a graph . use your curve to estimate

(a) the median age attending the concert

(b) the lower and upper quartile ages

(c) the percentage of people over 65 attending the concert

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