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You are given a numeric vector named dat that does not contain any missing values. Which of the following represents a correct (not necessarily the

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You are given a numeric vector named dat that does not contain any missing values. Which of the following represents a correct (not necessarily the best) way of computing the average of the elements of dat using built-in R functions? C A, median (dat) B. length (dat) /sum (dat) C.sum (dat) C D, sum (dat) /length (dat (Ctrl)

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