MCQ
If $\sum\text{f}_\text{i}\text{x}_\text{i}=625$ and $ \sum{\text{f}_\text{i}}=25$ then the value of $\bar{\text{x}}$ is :
- A$26$
- B$63$
- C$64$
- ✓$25$
✓
Answer
Correct option: D.
$25$
$\sum\text{f}_\text{i}\text{x}_\text{i}=625$ and $ \sum{\text{f}_\text{i}}=25$
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