Q. Which metric is best suited for imbalanced datasets?
A.
Accuracy
B.
F1 Score
C.
Mean Squared Error
D.
Log Loss
Show solution
Solution
The F1 Score is more informative than accuracy for imbalanced datasets as it considers both false positives and false negatives.
Correct Answer:
B
— F1 Score
Learn More →
Q. Which metric is best used for imbalanced datasets?
A.
Accuracy
B.
F1 Score
C.
Mean Squared Error
D.
R-squared
Show solution
Solution
F1 Score is the harmonic mean of precision and recall, making it more suitable for imbalanced datasets where one class is more prevalent.
Correct Answer:
B
— F1 Score
Learn More →
Q. Which metric is best used when dealing with imbalanced datasets?
A.
Accuracy
B.
Precision
C.
Recall
D.
F1 Score
Show solution
Solution
F1 Score is the harmonic mean of precision and recall, making it a better metric for imbalanced datasets.
Correct Answer:
D
— F1 Score
Learn More →
Q. Which metric is commonly used to evaluate model performance in MLOps?
A.
Accuracy
B.
Mean Squared Error
C.
F1 Score
D.
All of the above
Show solution
Solution
All of the above metrics (Accuracy, Mean Squared Error, F1 Score) are commonly used to evaluate model performance in MLOps.
Correct Answer:
D
— All of the above
Learn More →
Q. Which metric is commonly used to evaluate the performance of a classification model?
A.
Mean Squared Error
B.
Accuracy
C.
R-squared
D.
Silhouette Score
Show solution
Solution
Accuracy is a common metric used to evaluate the performance of classification models, indicating the proportion of correct predictions.
Correct Answer:
B
— Accuracy
Learn More →
Q. Which metric is commonly used to evaluate the performance of a classification neural network?
A.
Mean Squared Error
B.
Accuracy
C.
R-squared
D.
F1 Score
Show solution
Solution
Accuracy is a common metric for evaluating classification models, indicating the proportion of correct predictions.
Correct Answer:
B
— Accuracy
Learn More →
Q. Which metric is commonly used to evaluate the performance of a Decision Tree?
A.
Mean Squared Error.
B.
Accuracy.
C.
F1 Score.
D.
Confusion Matrix.
Show solution
Solution
Accuracy is a common metric used to evaluate the performance of a Decision Tree, especially in classification tasks.
Correct Answer:
B
— Accuracy.
Learn More →
Q. Which metric is commonly used to evaluate the performance of a deployed classification model?
A.
Mean Squared Error
B.
Accuracy
C.
Silhouette Score
D.
R-squared
Show solution
Solution
Accuracy is a common metric used to evaluate the performance of a deployed classification model.
Correct Answer:
B
— Accuracy
Learn More →
Q. Which metric is commonly used to evaluate the performance of a neural network on a classification task?
A.
Mean Squared Error
B.
Accuracy
C.
R-squared
D.
Log Loss
Show solution
Solution
Accuracy is a common metric for evaluating classification models, indicating the proportion of correct predictions.
Correct Answer:
B
— Accuracy
Learn More →
Q. Which metric is commonly used to evaluate the performance of classification models?
A.
Mean Squared Error
B.
Accuracy
C.
Silhouette Score
D.
R-squared
Show solution
Solution
Accuracy is a common metric used to evaluate the performance of classification models, indicating the proportion of correct predictions.
Correct Answer:
B
— Accuracy
Learn More →
Q. Which metric is commonly used to evaluate the performance of Decision Trees?
A.
Mean Squared Error
B.
Accuracy
C.
Silhouette Score
D.
F1 Score
Show solution
Solution
Accuracy is a common metric for evaluating the performance of classification Decision Trees.
Correct Answer:
B
— Accuracy
Learn More →
Q. Which metric is most appropriate for evaluating a model's performance on a multi-class classification problem?
A.
Accuracy
B.
Precision
C.
F1 Score
D.
Macro F1 Score
Show solution
Solution
Macro F1 Score calculates the F1 Score for each class independently and averages them, making it suitable for multi-class problems.
Correct Answer:
D
— Macro F1 Score
Learn More →
Q. Which metric is most appropriate for evaluating a multi-class classification model?
A.
Confusion Matrix
B.
Mean Absolute Error
C.
F1 Score
D.
Precision
Show solution
Solution
A confusion matrix provides a comprehensive view of the performance of a multi-class classification model.
Correct Answer:
A
— Confusion Matrix
Learn More →
Q. Which metric is NOT typically used for evaluating regression models?
A.
R-squared
B.
Mean Absolute Error
C.
Precision
D.
Mean Squared Error
Show solution
Solution
Precision is not typically used for evaluating regression models; it is a metric for classification tasks.
Correct Answer:
C
— Precision
Learn More →
Q. Which metric is often used to monitor the performance of a deployed model?
A.
Accuracy
B.
F1 Score
C.
Latency
D.
All of the above
Show solution
Solution
All of the above metrics can be important for monitoring the performance of a deployed model.
Correct Answer:
D
— All of the above
Learn More →
Q. Which metric is used to evaluate regression models?
A.
F1 Score
B.
Mean Absolute Error
C.
Precision
D.
Recall
Show solution
Solution
Mean Absolute Error (MAE) measures the average magnitude of errors in a set of predictions, without considering their direction, making it a common metric for regression.
Correct Answer:
B
— Mean Absolute Error
Learn More →
Q. Which metric is used to evaluate the performance of a binary classification model?
A.
Mean Squared Error
B.
F1 Score
C.
R-squared
D.
Mean Absolute Error
Show solution
Solution
F1 Score is used to evaluate the performance of binary classification models, balancing precision and recall.
Correct Answer:
B
— F1 Score
Learn More →
Q. Which metric is used to evaluate the performance of a classification model that outputs probabilities?
A.
Accuracy
B.
Log Loss
C.
F1 Score
D.
Mean Absolute Error
Show solution
Solution
Log Loss evaluates the performance of a classification model that outputs probabilities, penalizing incorrect classifications more heavily.
Correct Answer:
B
— Log Loss
Learn More →
Q. Which metric is used to evaluate the performance of a model in terms of its ability to distinguish between classes?
A.
Confusion Matrix
B.
Mean Squared Error
C.
R-squared
D.
Log Loss
Show solution
Solution
Log Loss measures the performance of a classification model whose output is a probability value between 0 and 1, evaluating its ability to distinguish between classes.
Correct Answer:
D
— Log Loss
Learn More →
Q. Which metric is used to evaluate the performance of regression models?
A.
Confusion Matrix
B.
Mean Absolute Error
C.
Precision
D.
Recall
Show solution
Solution
Mean Absolute Error (MAE) measures the average magnitude of errors in a set of predictions, without considering their direction.
Correct Answer:
B
— Mean Absolute Error
Learn More →
Q. Which metric would be most appropriate for evaluating a model in a highly imbalanced dataset?
A.
Accuracy
B.
Precision
C.
Recall
D.
F1 Score
Show solution
Solution
F1 Score is appropriate for imbalanced datasets as it considers both precision and recall.
Correct Answer:
D
— F1 Score
Learn More →
Q. Which metric would be most appropriate for evaluating a model in an imbalanced classification scenario?
A.
Accuracy
B.
F1 Score
C.
Mean Squared Error
D.
R-squared
Show solution
Solution
F1 Score is more appropriate in imbalanced classification scenarios as it considers both precision and recall.
Correct Answer:
B
— F1 Score
Learn More →
Q. Which metric would be most appropriate for evaluating a regression model?
A.
Accuracy
B.
F1 Score
C.
Mean Absolute Error
D.
Confusion Matrix
Show solution
Solution
Mean Absolute Error (MAE) is a common metric for evaluating regression models, measuring the average magnitude of errors in a set of predictions without considering their direction.
Correct Answer:
C
— Mean Absolute Error
Learn More →
Q. Which metric would be most useful for evaluating a model in a highly imbalanced dataset?
A.
Accuracy
B.
F1 Score
C.
Mean Absolute Error
D.
Root Mean Squared Error
Show solution
Solution
The F1 Score is more informative than accuracy in imbalanced datasets, as it considers both false positives and false negatives.
Correct Answer:
B
— F1 Score
Learn More →
Q. Which metric would you use to evaluate a clustering algorithm's performance?
A.
Silhouette Score
B.
Mean Squared Error
C.
F1 Score
D.
Log Loss
Show solution
Solution
Silhouette Score measures how similar an object is to its own cluster compared to other clusters.
Correct Answer:
A
— Silhouette Score
Learn More →
Q. Which metric would you use to evaluate a model that predicts whether an email is spam or not?
A.
Mean Squared Error
B.
Accuracy
C.
F1 Score
D.
R-squared
Show solution
Solution
F1 Score is preferred for spam detection as it balances precision and recall, especially in imbalanced datasets.
Correct Answer:
C
— F1 Score
Learn More →
Q. Which metric would you use to evaluate a model's performance in a multi-class classification problem?
A.
Binary Accuracy
B.
Macro F1 Score
C.
Mean Squared Error
D.
Logarithmic Loss
Show solution
Solution
Macro F1 Score is suitable for multi-class classification as it calculates the F1 score for each class and averages them.
Correct Answer:
B
— Macro F1 Score
Learn More →
Q. Which metric would you use to evaluate a model's performance on a multi-class classification problem?
A.
Binary accuracy
B.
Macro F1 score
C.
Mean squared error
D.
Log loss
Show solution
Solution
The macro F1 score is suitable for multi-class classification as it calculates the F1 score for each class and averages them.
Correct Answer:
B
— Macro F1 score
Learn More →
Q. Which metric would you use to evaluate a model's performance on imbalanced classes?
A.
Accuracy
B.
F1 Score
C.
Mean Squared Error
D.
R-squared
Show solution
Solution
F1 Score is preferred for evaluating models on imbalanced classes as it considers both precision and recall.
Correct Answer:
B
— F1 Score
Learn More →
Q. Which metric would you use to evaluate a model's performance on imbalanced datasets?
A.
Accuracy
B.
F1 Score
C.
Mean Squared Error
D.
R-squared
Show solution
Solution
The F1 Score is preferred for imbalanced datasets as it considers both precision and recall, providing a better measure of model performance.
Correct Answer:
B
— F1 Score
Learn More →
Showing 2371 to 2400 of 3237 (108 Pages)