Math Problem Statement
A) Betty must pass the English, Mathematics and Science test, in order to be awarded the STEM Scholarship to study in Australia. The chances of her passing English is 55%, failing Mathematics is 70% and failing Science is 40%.
a) Draw a probability tree to show all the possible outcomes for the three tests
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Conditional Probability
Tree Diagrams
Formulas
P(A) = 1 - P(A')
Joint probability (P(A and B) = P(A) * P(B|A))
Theorems
Multiplication Rule of Probability
Complement Rule
Suitable Grade Level
Grades 9-11
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