If $A$ And $B$ Are Independent Events With $P(A)=0.25, P(B)=0.30$ , Then $P\left\{(A \cup B)^{\prime}\right\}$

Short Answer

If $A$ and $B$ are independent events with $P(A)=0.25, P(B)=0.30$ , then $P\left\{(A \cup B)^{\prime}\right\}$ equals _______.