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31.What is Collaborative Filtering? Collaborative filtering (CF) is a method used by some recommender systems. It consists of two senses, a narrow one and a more general one. In general, collaborative filtering is the process of filtering for information or…
Read More21.What is Sampling and Sampling Distribution? SAMPLING: Sampling is the process of choosing units (ex- people, organizations) from a population of interest so that by studying the sample we can fairly generalize our results back to the population from which…
Read More11.What all things R environment includes? 1. A suite of operators for calculations on arrays, in particular matrices, 2. An effective data handling and storage facility, 3. A large, coherent, integrated collection of intermediate tools for data analysis, an effective…
Read More1.What do you mean by word Data Science? Data Science is the extraction of knowledge from large volumes of data that are structured or unstructured, which is a continuation of the field data mining and predictive analytics, It is also…
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