Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Elementary Statistics
Calculate the mean of the following table:
|
xi |
Fi |
|
2 |
12 |
|
3 |
14 |
|
5 |
25 |
|
3 |
8 |
|
7 |
18 |
1
4.42
2
1.25
3
6.25
4
More than one of the above
5
None of the above