Question

what is mean deviation about mean for observation.

15,17,10,13,7,18,9,6,14,11.​

Answer 1

Answer:

Step-by-step explanation:

Hope it helps you....

Have a great day....

Thanks

Answer 2

Answer:

Step-by-step explanation: ×'=

15+17+10+13+7+18+9+6+14+11 = 120 /10 = 12 {×-×'} =15-12 = 3 17-12= 5 ; 10-12 =( -2 ); 13-12 =1; 7-12=(-5) ; 18-12 =6 ; 9-12 = (-3); 6-12= [-6] ; 14-12=2; 11-12= (-1 ) £(×-× ')/n= 34/10 =3.4