| Question Code1220 | Question You are using K-nearest neighbor and you have a K of 1. What are you likely to see when you train the model? | Answers 
 high variance and low bias
                                
                                 
                                
                                                             
 low bias and low variance
                                
                                                             
 low variance and high bias
                                
                                                             
 high bias and high variance
                                
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| Question Code1222 | Question Which choice is best for binary classification? | Answers 
 K-means
                                
                                                             
 Logistic regression
                                
                                 
                                
                                                             
 Linear regression
                                
                                                             
 Principal Component Analysis (PCA)
                                
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