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Ecolint Campus des NationsMathematics
MYP 5Year 11Term 1

Sport – Conditional Probability and Decision-Making

Probability
Statement of inquiry

Aspects of the physical action of humans can be modelled and analysed mathematically.

Assessed against

The MYP criteria this unit is marked against.

  • Knowing and Understanding
What each criterion means →

What this unit covers

The sub-topics taught, in the order the department teaches them.

  • Sets and Venn diagrams
  • Set notation
  • Probability
  • Various probability diagrams
  • Conditional probability using Venn diagrams and two-way tables
15 objectives

Learning objectives

What students should be able to do by the end of this unit.

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Sets and Venn Diagrams

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  • Identify number sets, use interval notation, and understand subsets and complements.
  • Use set notation for union ($\cup$), intersection ($\cap$), complement ($A'$) and the universal set.
  • Use 2-set Venn diagrams to represent relationships between sets and solve count problems.
  • Use 3-set Venn diagrams and the inclusion–exclusion principle.
  • Determine and describe sample spaces using lists, tables, 2D grids and Venn diagrams.
  • Translate between worded descriptions of events and set notation.
  • Shade regions of a Venn diagram for given set expressions, including De Morgan's laws.EXT

Probability Basics

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  • Understand experimental and theoretical probability and express results as fractions, decimals or percentages.
  • Use compound events with tree diagrams (with and without replacement) and two-way tables.
  • Calculate the probability of unions using $P(A \cup B) = P(A) + P(B) - P(A \cap B)$.

Conditional Probability and Independence

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  • Understand and calculate conditional probability using $P(B \mid A) = \dfrac{P(A \cap B)}{P(A)}$.
  • Identify and test for mutually exclusive events ($P(A \cap B) = 0$).
  • Identify and test for independent events ($P(A \cap B) = P(A) \cdot P(B)$).
  • Solve problems combining Venn diagrams, tree diagrams and conditional probability.
  • Understand factorial notation, permutations and combinations.ENR
Review pack

Curated revision materials parents and students can download.

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MYP framing

Focus ATLs
  • Communication
  • Thinking
Key concepts
  • Connections
  • Models
Global context
  • Scientific and Technical Innovation