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The four most frequently used types of data objects in R are vectors, matrices, data frames and ________

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The four most frequently used types of data objects in R are vectors, matrices, data frames and ________ (a) Function (b) Lists (c) Packages (d) Interfaces This question was addressed to me at a job interview. Asked question is from Data Types topic in portion Nuts and Bolts and Getting Data In and Out of R Programming Select the correct answer from above options

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The correct answer is (b) Lists The explanation: The four most frequently used types of data objects in R are vectors, matrices, data frames and lists. A list is a generalisation of a vector and represents a collection of data objects.

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