Question

1
6. The daily earning of 30 workers are given below:
Daily earning( in Rs)
0 - 50
50-100
100 - 150
150 - 200
200-250
No of workers
7
5
4
(a) What are the limits of the second class interval?
(b) What is the class size?
(c) Write the difference between the greatest and the smallest frequencies.
(d)2a99 What is the class mark of the class interval 50-100?
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Answer 1

Answer:

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