Using a tree diagram is simple once you assign the appropriate values to each node. Chance nodes, representing a possible outcome, must be assigned a probability. Decision nodes ask a question and ...

"The Ordinary Level paper presented a very typical and manageable set of questions spanning the usual suspects of ...

(Hint: look for the word “given” in the question ... First, represent the information on a tree diagram: From the tree diagram, the probability of winning the second set = \(\frac{27}{ ...

A sock drawer contains 5 white socks and 4 black socks. A sock is taken at random and put on. Another sock is taken and put on. What are the probabilities of the different possible colour ...