(a) Given numbers are 10, 7, 8, 5, 6, 8, 5, 8 and 6
Arrange in ascending order 5, 5, 6, 6, 7, 8, 8, 8, 10
Total term, n = 9 (odd)
Now,
(i) Mean
= ==7(i) Median
=()th term
=()th term = 5th term = 7
(iii) Mode = 8 because of higher frequency term
∴ Mean = Median