im) निम्न समंकों से समान्तर माध्य परिकलित कीजिए-
Calculate the Arithmetic Mean from the following:
Size : 26-50 16-25 10-15 7-9 5-6 4 3 2 1
F:58 11684 4 3 1
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Answer:
using the formula and subtract all then ÷ by 2
answer is automatically coming to this method
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