Suppose you have a character variable that contains a number, and you want to convert it to a numeric variable. How would you do that?

  • Use as.character() function
  • Use as.numeric() function
  • Use toNumeric() function
  • Use toString() function
To convert a character variable that contains a number to a numeric variable in R, we use the as.numeric() function. For example, as.numeric("123") would return 123.
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