A coin is tossed twice.
Construct a tree diagram showing the results of the given experiment.
Use the tree diagram to find the probability of getting exactly 1 Head.
Use the tree diagram to find the probability of getting 2 heads.
Use the tree diagram to find the probability of getting no heads.
Use the tree diagram to find the probability of getting 1 Head and 1 Tail.
An archer makes two attempts to hit a target, and the probability that he hits the target on any one attempt is $\frac{1}{3}$13.
A class contains $5$5 girls and $6$6 boys. Two are selected for a class committee. What is the probability that a girl and boy are selected?
If two events are independent, then
$P$P$($($A$A and $B$B$)$) $=$=