Posts by Caco • 9 points

• -1

  votes

  1

  answer

  111

  views

  Q: Please I need to calculate the SD by several variable rows (columns),

  I tried to loop, apply, as I am learning, I did not get the solution, the idea and creates a function that calculates the sd this function provides the calculation per line: f_sd_subgrupo <-…

  r

  asked 4 years, 5 months ago Caco 9