The most commonly used unsupervised learning algorithms are k-means clustering, hierarchical clustering, and apriori algorithm.Unsupervised learning has no feedback mechanism.The most commonly used supervised learning algorithms are decision trees, logistic regression, and support vector machine.Supervised learning has a feedback mechanism.What are the differences between supervised and unsupervised learning? Here's a list of the most popular data science interview questions on the technical concept which you can expect to face, and how to frame your answers. Mention some techniques used for sampling.īasic and Advanced Data Science Interview Questions.How should you maintain a deployed model?.Differentiate between univariate, bivariate, and multivariate analysis.Explain the steps in making a decision tree.What are the differences between supervised and unsupervised learning?.Differentiate between Data Analytics and Data Science. 10 Most Asked Data Science Interview Questions Simply, data science means analysing data for actionable insights. Data Science is simply the application of specific principles and analytic techniques to extract information from data used in strategic planning, decision making, etc. Data Science combines statistics, maths, specialised programs, artificial intelligence, machine learning etc.
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