Sequential Probability: Construction and Analysis of Tree Diagrams
Sequential Probability: Construction and Analysis of Tree Diagrams
Secondary 4
A pizza shop sells pizzas with a thin or thick crust together with one of three different toppings. The three different toppings are mushroom, onions and bacon. Kenny buys a pizza from the pizza shop. He chooses each crust with equal probability and independently chooses each of the three toppings with equal probability.
- Display all the possible pizza combinations using a tree diagram.
- Find the probability that the pizza Kenny buys
- does not have onions,
- does not have mushroom or onions.
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Answer:(b)(i) 2/3; (b)(ii) 1/3.
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