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      Question

      Which algorithm is commonly used for collaborative

      filtering in recommendation systems?
      A Decision Trees Correct Answer Incorrect Answer
      B k-Nearest Neighbors (k-NN) Correct Answer Incorrect Answer
      C Support Vector Machines (SVM) Correct Answer Incorrect Answer
      D Naive Bayes Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      The k-nearest neighbors algorithm, also known as KNN or k-NN, is  a non-parametric, supervised learning classifier, which uses proximity to make classifications or predictions about the grouping of an individual data point.

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