Tree Diagrams Unconditional Worksheet A The worksheet is

Tree Diagrams – Unconditional – Worksheet A The worksheet is provided in 2 sizes.

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1. Mark Diana Results P P F F

2. a) Complete the Tree Diagram and find the probability they both fail their tests. b) What is the probability at least one of them passes? Sally Jim Results

3. a) Complete a Tree Diagram and find the probability he passes both tests. b) What is the probability he fails both tests? c) What is the probability he passes only one test?

4. Complete a Tree Diagram and find the probability she passes at least one test.

1. Mark Diana F PP P PF FP F Answers P P Results F FF

2. a) Complete the Tree Diagram and find the probability they both fail their tests. b) What is the probability at least one of them passes? Sally Jim Results P PP P F PF P F Answers F FP FF

3. a) Complete a Tree Diagram and find the probability he passes both tests. b) What is the probability he fails both tests? c) What is the probability he passes only one test? Maths English Results P PP P F PF P F Answers F FP FF

4. Complete a Tree Diagram and find the probability she passes at least one test. English History Results P PP P F PF P F Answers F FP FF

Answers

1. 3. 2. 4.

Questions? Comments? Suggestions? …or have you found a mistake!? Any feedback would be appreciated . Please feel free to email: tom@goteachmaths. co. uk