Mathematics, 20.09.2020 05:01 Eylul30

W Mars 71%
A shop is recording the quwuing time of its customers and produces the
cumulative frequency graph shown below.
1001
a) How many customers queued for more
than 20 minutes?
80
customers
60
Cumulative frequency
40
b) Find the median queuing time.
20
minutes
0
5
0
5
10 15 20
Queuing time (mins)

Answers: 1

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W Mars 71%
A shop is recording the quwuing time of its customers and produces the
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