Definition: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Input: Question: Being the standard deviation and the number of data, the standard error of the mean, Sm, of a data set is: √𝑠 
 Options:  <1> 𝑆𝑚 = 𝑁 . <2> 𝑆𝑚 = 𝑠 𝑁 . 𝑁 <3> 𝑆𝑚 = √𝑠 . √𝑠 <4> 𝑆𝑚 = √𝑁 . 𝑠 <5> 𝑆𝑚 = √𝑁 .
