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Decision Tree Analysis

The uses and limitations of decision tree analysis

  • 3 things to know
  • Unit A2 1

Overview

How decision trees let managers compare strategic options, the expected value calculation at a chance node, and the limits of the probabilities and estimates they rely on.

What you need to know

Answer each one before you reveal it.

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Key term

What comparison do decision trees allow, what do they leave out, and what limits how far they can be trusted?

Key term

What type of comparison do decision trees enable between strategic options?

Key term

Give examples of qualitative factors that decision trees do not account for.

Questions from this subtopic

Each one with the model answer underneath.

  1. 1

    How do decision trees help managers approach strategic choices?

    Model answer

    They provide a visual framework that forces managers to consider all options and their consequences systematically.

  2. 2

    What type of comparison do decision trees enable between strategic options?

    Model answer

    Quantitative comparison using expected monetary values.

  3. 3

    Why might probability estimates be a limitation of decision tree analysis?

    Model answer

    Because they are often based on subjective judgement rather than reliable data.

  4. 4

    What assumption do decision trees make about probabilities and financial outcomes?

    Model answer

    That they can be accurately predicted, which may not reflect real-world uncertainty.

  5. 5

    Give examples of qualitative factors that decision trees do not account for.

    Model answer

    Employee morale, brand reputation, or ethical considerations.

  6. 6

    Why can complex decisions make decision trees problematic?

    Model answer

    Many variables can make decision trees unwieldy and difficult to construct accurately.

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