
ML Final Notes Quiz

Quiz
•
Computers
•
University
•
Easy
Aiman Dolah
Used 2+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal of regression in machine learning?
Classify data
Predict numeric outputs
Reduce dimensions
Cluster data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When would you use polynomial regression?
One feature only
Multiple linear patterns
Non-linear trends
Binary classification
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which term refers to the value we are trying to predict in regression?
Feature
Attribute
Target
Variable
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does overfitting mean?
Model is too simple
Model memorizes training data
Model has missing values
None of the above
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which error metric penalizes large errors more?
Mean Absolute Error
Mean Squared Error
R-squared
Root Mean Absolute Error
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which metric uses the square root of the average squared errors?
MAE
MSE
RMSE
R²
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does R-squared represent?
Data skewness
Number of errors
Variance explained by the model
Feature correlation
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