Question

write the formula for Mean
​

Answer 1

Step-by-step explanation:

Summission of fixi/

Summission of fi

Answer 2

Answer:

Formula for mean:

Step-by-step explanation:

Direct method- Mean- Submision fixi upon submission fi...

In short, Mean =Sum of fixi upon sum of fi....

Asummed Mean- Mean=a+d bar

or

Mean= a+ sum of fidi upon sum of fi...

Step deviation method- Mean=a+h×u bar

or

Mean=a+h×sum of fiui upon fi.....

Hope it helps....