Question

Q-14
Marks obtained by 9 students in the test of maths are 50, 69, 20, 33, 39, 53, 65, 40 and 59.
The mean deviation about median is
(A) 9
(B) 10.5
(C) 12.67
(D) 14.76
.
O A
O O O
B.
С
O
D​

Answer 1

Answer:

C) 9 how means mean is 428 . median is 50

on dividing we get is 8.56 . the nearest value is 9