Question

what is the formula of mean​

Answer 1

Hii there

here is your answer

The mean is the average of the numbers. It is easy to calculate: add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.

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Answer 2

Answer:

There are three methods

Direct mean

x-=fixi/fi

Assumed mean

x-=a+fidi/fi

Dont remember the name

x-=a+(fiui/fi)h