Question

1. Find the mean deviation from the mean for the following data :
(1) 12, 3, 18, 17, 4, 9, 17, 19, 20, 15, 8, 17, 2, 3, 16, 11, 3, 1, 0,5
(i) 36, 72, 46, 42, 60, 45, 53, 46, 51, 49​

Answer 1

Answer:

9.55

Step-by-step explanation:

mean=£x/n

1+2+3+18+17+4+9+17+19+20+15+8+17+2+3+16+11+3+1+0+5

mean=191/20

mean=9.55