Question

20. The monthly wages of 30 workers in a factory are given below:-
830, 835, 890, 810, 835, 836, 869, 894, 898, 890, 820, 860, 832, 833,855,
845, 804, 808, 812, 840, 885, 835, 836, 878, 840, 868, 890, 806, 840, 890
(a) Form frequency distribution table with class size 10
(b) Find cumulative frequency
(c) Draw histogram and frequency polygon​

Answer 1

Answer:

that correct answer is option (b)