# Lecture 3 Examples

📗 My handwriting is really bad, you should copy down your notes from the lecture videos instead of using these.
Lecture 3 Zoom Annotated (2021): Link
Lecture 3 Pre-recorded Annotated (from 2020, please use with caution): Link

# Q3 Quiz Instruction

📗 The quizzes must be completed during the lectures. Alternative ways to get the points are listed under "Grading Scheme" on the index page. No Canvas submissions are required. The grades will be updated at the end of the week on Canvas.

# Game Results

📗 Round 2 of two thirds of the average game (everyone selects a number between 0 and 100 and tries to be close to two-thirds of the average of all numbers).

Average: 22.49
Two-thirds of the average: 15.00

# Neural Network Demo

Data:

Column separator: , row separator: , label column index (first column is 0):
Comparison for binary left subtree: <= >= > < , use info-gain ratio? , default class:
Train
N (number of items): , M (number of features): , K (number of classes):
Initial info-gain table:
Number of nodes in the tree: , leaf nodes: