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Data Science & Analytics Questions - Data Science

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What does the term "Big Data" typically refer to?
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Which Python library is most commonly used for data manipulation?
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Data Science only involves statistical analysis and does not require programming skills.
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Machine Learning is a subset of Artificial Intelligence.
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The process of cleaning and preparing data for analysis is called data ______.
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In supervised learning, the algorithm learns from ______ data.
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What is the primary goal of exploratory data analysis (EDA)?
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Which measure of central tendency is most affected by outliers?
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SQL stands for Structured Query Language.
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The ______ plot is commonly used to visualize the distribution of a single numerical variable.
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Which technique is best for handling missing values when the data is missing completely at random?
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What is the purpose of cross-validation in machine learning?
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Feature scaling is always necessary before applying machine learning algorithms.
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The R-squared value can be negative in some cases.
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The ______ method is used to find the optimal number of clusters in K-means clustering.
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