Calculate the mean value for the values 6, 8, 10, 6, 5, 2, 13, 6, 11, 16, 4.
Solution:
Formula
Mean = (Σ x) /n
Where x = value
n = no. of values
x = 6, 8, 10, 6, 5, 2, 13, 6, 11, 16, 4
n =11 values
Σx = 6+8+10+6+5+2+13+6+11+16+4 = 87
Mean = 87/11 = 7.90 (approximately)