Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Elementary Statistics
The mean of the range and mode of the observation 14, 16, 17, 15, 13, 15, 14, 15, 12, 12, 16, 15, 11, 19, 16, 15, 18, 14, 16 and 17 is :
1
11
2
11.5
3
12
4
More than one of the above
5
None of the above