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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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