state gov Bihar Police Constable (सिपाही) Mock Test Series 2025 Quantitative Aptitude Elementary Statistics
The mean of 5 observations is 3 and the variance is 2. If three observations out of five are 1, 3, 5, find the remaining two.
1
3, 2
2
\(3 + \sqrt 3, 3 - \sqrt 3\)
3
2, 4
4
2, 3