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Which of the following truncates real x to integers?

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Which of the following truncates real x to integers? (a) as.order(x) (b) as.integer(x) (c) as.numeric(x) (d) as.character(x) I have been asked this question in an interview for internship. The origin of the question is Commands topic in chapter Commands, Packages, Visualizing Data and Linear Regression of R Programming Select the correct answer from above options

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Correct option is (b) as.integer(x) To elaborate: as.integer for object of class truncates decimal part of image values and then converts to type integer.

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