Tree Diagrams & Conditional Probability

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

Using the tree diagram, how many orders were take in one day?

(a)  

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

Of the order with fries, what is the probability that they would have juice?

• 75/500 = 3/20

• 25/500 = 1/20

• 25/150 = 1/6

• 75/350 = 3/14

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

Of the order with a salad, what is the probability that they would have juice?

• 75/500 = 3/20

• 25/500 = 1/20

• 25/150 = 1/6

• 75/350 = 3/14

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

What is the probability of ordering fries?

• 350/500 = 70%

• 500/350 = 142%

• 350/150 = 233%

• 75/350 = 21%

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

What is the probability of ordering fries and a coke?

• 275/500 = 55%

• 75/500 = 15%

• 275/350 = 79%

• 625/350 = 179%

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

Of the order with fries, what is the probability they would have a coke?

• 625/500 = 125%

• 75/500 = 15%

• 275/350 = 79%

• 625/350 = 179%

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

What is the probability of ordering a salad?

• 125/500 = 1/4

• 25/500 = 1/20

• 500/150 = 10/3

• 150/500 = 3/10

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

What is the probability of ordering a salad and a juice?

• 125/500 = 1/4

• 25/500 = 1/20

• 25/150 = 1/6

• 125/150 = 5/6

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

Of the order with salad, what is the probability that they would have a coke?

• 125/500 = 1/4

• 25/500 = 1/20

• 25/150 = 1/6

• 125/150 = 5/6

At Bob’s Burger Shop, you can order a burger with your choice of fries or salad and a soda or juice. The diagram below show the orders taken of one day.

Which probability has the highest outcome?

• P(Cola | Fries)

• P(Cola | Salad)

• P(Juice | Fries)

• P(Juice | Salad)