1.4.4 Decision Trees
Jennifer Robinson
Created on March 20, 2024
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Transcript
start
Help on the farm with daily chore
Decision Tree
Start
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x0
x0
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Collect chicken eggs for each correct answer
Chickens and their eggs
Decision Tree
Binary Question
Features
A flowchart-like structure used to make decisions based on specific criteria:
question 1/4
Collect
Bias
Binary Question
Node
An oval in a decision tree representing a question with branches for possible answers.
question 2/4
Collect
Un huevo de gallina recolectado
Decision Tree
Binary Question
Node
Collect
A question with yes or no answers that is used to divide data into groups:
question 3/4
Un huevo de gallina recolectado
Un huevo de gallina recolectado
Decision Tree
Features
Node
Collect
Characteristics or attributes used to make decisions or classifications:
question 4/4
Un huevo de gallina recolectado
Un huevo de gallina recolectado
Un huevo de gallina recolectado
continue
Well done!Happy chickens
Cluck, Cluck...
Start
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x4
Milk the cows for each correct answer
Cows and their milk
Decision Tree
Features
Bias
Milking
Unintentional preferences or prejudices that may influence decision making:
QUESTION 1/4
Choosing Features
Sorting Data
Reaching a Conclusion
Milking
Decision trees help us do this by asking questions about the animals' characteristics to sort them into different groups. This is called:
QUESTION 2/4
Making Decisions
Write the wronganswer here
Reaching a Conclusion
Milking
We look at the animals' characteristics and pick the most important things to ask. This is called:
question 3/4
Easy Understanding
Choosing Features
Making Decisions:
Milking
Each question about the characteristics leads us down a path in the tree. This is called:
question 4/4
continue
Well done!Happy cows
Mmoooo...
Start
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x4
x4
Feed the pigs for each correct answer
Pigs and their food
Feed
Binary Question: Which animal is pink?
QUESTION 1/4
Feed
Binary Question: Which animal is gray?
QUESTION 2/4
Feed
Binary Question: Which animal has a long tail?
QUESTION 3/4
Feed
Which animal has spots or stripes?
QUESTION 4/4
continue
Well done!happy pigs
OinK, oink...
Start
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x4
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Shearing sheep wool for each correct answer
Sheep and their wool
Does it wear hats?
Does it like to snowski?
Does it have two legs?
Shearing
What is a binary question you could ask about this animal?
question 1/4
Do they like to play softball?
Do they sing in the shower?
Do they have curly tails?
Shearing
What is a binary question you could ask about these animals?
question 2/4
Does it have fluffy hair?
Does it like to scubadive?
Does it sing in the shower?
Shearing
What is a binary question you could ask about this animal?
question 3/4
Does it like to jump robe?
Does it have long hair?
Does it drive a car?
Shearing
What is a binary question you could ask about this animal?
question 4/4
continue
Well done!Happy sheep
Beeeehehe...
FInalize
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All right, daily chores done!
start over?
CONGRATULATIONS!
back
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...
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It got dark and you haven't finished your daily chores!