Question

mean of 1,2,3.....n​

Answer 1

Answer:

the mean is 3.5

Step-by-step explanation:

n=6 Compute the number of terms in the data set:    n=6

3.5 Divide the sum by the number of terms and simplify:    3.5

Answer 2

Answer:

n/2

Step-by-step explanation:

mean=(1+2+......+n-2+n-1+n)/n

         =n*n/2n

          =n/2