A
Almasha
Nov 03, 2026
5. Formula of “Mean” for un-group data is:
Difficulty: Medium
Verified
A:
$\frac{\sum x}{n}$
B:
$\frac{\sum fx}{\sum f}$
C:
$\frac{\sum f_1}{\sum f_2}$
D:
$\frac{n+1}{2}$
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ID: 5012e21b1883818f9efd8fae