Mathematics, 20.11.2020 18:00 zzzio1866
The partially completed table below summarises the times taken by 120 job applicants to complete task.
A histogram is drawn.
The bar representing the 5 <i< 7 has a width of 1 cm and a height of 5 cm.
(a) Given that the bar representing the group 14 14 18 has a height of 4 cm, find the
frequency of this group.
Answers: 3
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