miles of frequent travelers (miles) / # employees
0 to
3
5
3 to
6
12
6 to
9
23
9 a
12
8
12 to
15
2
total
50
1. How many employees accumulated less than 3,000
miles?
2. convert the distribution into a cumulative
frequency frequency distribution.
3. represents the cumulative frequency distribution in
the form of cumulative frequency polygons
4. according to the polygon of cumulative frequency.
How many miles did 75% of employees accumulate?