Lesson 17 of 20 · Decision Making
InvestigationintermediateDecision Making — Problem Decomposition
What You'll Learn
Key Concept: Problem Decomposition
Think About This
A news article makes a surprising claim about problem decomposition. Before accepting or rejecting it, what questions should you ask? What evidence would you look for?
Thinking Steps
Define
State the problem or question about problem decomposition in your own words. Be specific.
Investigate
What evidence or information is available? What might be missing?
Consider Angles
Look at this from at least two perspectives. What would someone who disagrees say?
Reason It Out
Connect evidence to your conclusion: 'The evidence shows X, which means Y, because Z.'
Test Your Thinking
Could you be wrong? What evidence would change your mind? Rate your confidence 1-10.
Reflect & Connect
What thinking skill did you use? How could you apply this to something in your real life?
Key Points
Understand problem decomposition
Practice decision making daily
Apply thinking skills to real-world situations
Key Vocabulary
Opportunity Cost
The value of the option you didn't pick
Risk Assessment
Evaluating what could go wrong and how likely it is
Decision Matrix
A chart that helps you compare options fairly
Why This Matters in Real Life
In every career — from medicine to technology to the arts — decision making is a fundamental skill. Developing it now gives you a significant advantage.
Talk About It
Discuss these questions with a friend, parent, or classmate.
- 1Give a real-world example where problem decomposition would help you make a better decision.
- 2What's the most common mistake people make with this kind of thinking?
- 3How does this thinking skill connect to other subjects you study in school?
- 4If you had to teach this to a younger student, what's the ONE thing you'd make sure they understood?
Check Your Understanding
Question 1
1 of 3What is the main idea of problem decomposition?
