Question

In 2015, 20,000 members of the Solidarity Club were asked about their annual income. The table below shows the responses by income category.

Annual Wage	Frequency
(£)
15,000-19,999	1201
20,000-24,999	1565
25,000-29,999	2640
30,000-34,999	3879
35,000-39,999	3612
40,000-44,999	2780
45,000-49,999	1890
50,000-54,999	1331
55,000-59,999	855
60,000-64,999	247
Total	20,000

Compute all the relative and cumulative frequencies. How many people earn at least £30,001? What is the portion of total members with an income less than or equal to £30,000?

Answer 1