What is k-fold cross-validation and why is it preferred over a single train-test split? Data Science with PythonMedium Try Now
What does StandardScaler do in scikit-learn and when should it be applied? Data Science with PythonMedium Try Now
Which Python library is used to build and train deep learning models with high-level APIs? Data Science with PythonEasy Try Now
What does the term ‘epoch’ mean in the context of training a neural network? Data Science with PythonEasy Try Now
What is the purpose of feature scaling in machine learning preprocessing? Data Science with PythonEasy Try Now
Which NumPy function creates an array of zeros with a given shape? Data Science with PythonEasy Try Now
What type of machine learning problem is predicting whether an email is spam or not? Data Science with PythonEasy Try Now
Which seaborn function is used to visualize the correlation matrix as a heatmap? Data Science with PythonEasy Try Now
In supervised learning, what is the difference between features and labels? Data Science with PythonEasy Try Now