Question

Calculate Agrithimetic mean, median, made from the follows
comparative data
а Class Group

Total no. of
workers
(Income in s)
Factory A factory B Factory C
50-100
10
10
35
100-150
20
20
45
150-200
35
10
35
200-250
45
20
20
250-300
35
35
20.
300-350
20
45
10.
350-400
10
35
10​

Answer 1

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