You trained a binary classifier model which gives very high accuracy on the training data, but much lower accuracy on validation data. Which is false.
A. this is an instance of overfitting
B. this is an instance of underfitting
C. the training was not well regularized
D. the training and testing examples are sampled from different distributions
Answer: Option B
Related Questions on Machine Learning
In simple term, machine learning is
A. training based on historical data
B. prediction to answer a query
C. both A and B
D. automization of complex tasks
Which of the following is the best machine learning method?
A. scalable
B. accuracy
C. fast
D. all of the above
The output of training process in machine learning is
A. machine learning model
B. machine learning algorithm
C. null
D. accuracy
Application of machine learning methods to large databases is called
A. data mining.
B. artificial intelligence
C. big data computing
D. internet of things
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