Question

Calculate the mean deviation about the mean of the digits
1,2,3,4,5,6,7,8,9.
​

Answer 1

Answer:

5

Step-by-step explanation:

5 is the mean value of the above digits.

There are 9 digits. The mean will be the. 5th observation.

Answer 2

Answer:

0

Step-by-step explanation:

(1+2+3+4+5+6+7+8+9)/9 =>45/9 =>5. Mean deviation =>[(1-5)+(2-5)+(3-5)+(4-5)+(5-5)+(6-5)+(7-5)+(8-5)+(9-5)]/9 =>(-4-3-2-1+0+1+2+3+4)/9=>0. Hope it helps you.