Given: A randomly selected person chose 'Kayo' as their favorite streaming brand.
Required: To determine the probability that she is a female.
Step-by-step explanation: Since there are two possibilities, i.e., a person can be a male or a female. Thus, n(S)=2.
Now, if E is the event that the person chosen is a female. The probability is-

Final Answer: The probability that the person is female is 0.5