Data Science Miscellaneous - Study Mode
[#146] In the context of data ethics, what does "data anonymization" refer to?
Correct Answer
(D) Removing or altering personal identifiers from data to protect privacy
[#147] What statistical technique is used to estimate the parameters of a probability distribution from a sample of data?
Correct Answer
(C) Maximum Likelihood Estimation (MLE)
[#148] What is the primary purpose of the "F1 score" in the evaluation of classification models?
Correct Answer
(B) Balancing precision and recall
[#149] In data science, what does the term "categorical encoding" refer to?
Correct Answer
(C) Converting categorical data into numerical form
[#150] What is the term for a machine learning technique that involves training models on multiple subsets of the data and combining their predictions?
Correct Answer
(D) Ensemble learning