Question

The probability of getting head or tail, when an unbiased coin is tossed is

• A. $0$
• B. $\frac{1}{2}$
• C. $1$
• D. $2$

Answer 1

The correct option is C $1$

An unbiased coin can have head on both face or tail on both face or could be head on one face and tail on another.
So whatever face will come it will either head or tail.
So Probability of getting head or tail, when an unbiased coin is tossed is $=1$