Question

If mean is 51.2 find f1 and f2 if sum of freq is 150
Classes 32-36 37-41 42-46 47-51 52-56 57-61 62-66
Freq 15 17 f1 25 f2 20 30

Only genius can solve this

Answer 1

Answer:

I am not in genius rank

so I can't solve it you said this