Question

Write the formula to find the mean of a grouped data, using assumed mean method and explain eath term.
Pls I want Correct Answer​

Answer 1

mean=sum of numbers/total number of numbers

Answer 2

Answer:

Mean = A + (∑fd'/∑f)×C

Note: In this method step-deviation denoted by d' is used and not d.

Step-by-step explanation: