Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Engineering Mathematics Probability and Statistics
A coin is tossed 250 times. We obtain a tail 115 times. On tossing the coin at random, find the probability of getting a head.
1
22/50
2
23/50
3
27/50
4
More than one of the above
5
None of the above