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______ is used to view all packages installed.

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______ is used to view all packages installed. (a) library() (b) search() (c) .libPaths() (d) stringr() I have been asked this question during an interview. This key question is from Packages in chapter Commands, Packages, Visualizing Data and Linear Regression of R Programming Select the correct answer from above options

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The correct option is (a) library() Easiest explanation: Both require() and library() can load (strictly speaking, attach) an R package.

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