Question

formula for direct method in statistics chapter

class 10. maths​

Answer 1

Answer:

hi dear..

I also 10 std..

hope this helps you

Answer 2

Arithmetic Mean by Direct Method - formula

∑i=1nf= Sum of all the frequencies. This is also denoted by N. ∑i=1nfixi= Sum of the product of frequencies and corresponding observations.

Hope this helps uh...