16,18,13,14,15,12 എന്നീ സംഖ്യകളുടെ മധ്യമം കണക്കാക്കുക
A14
B14.5
C15
D15.5
A14
B14.5
C15
D15.5
Related Questions:
Find the range and the coefficient of the range of the following data:
Marks 20 - 30, 30 - 40, 40 - 50, 50 - 60, 60 - 70, 70 - 80, 80 - 90
No. of Students = 10, 12, 15, 20, 25, 13, 38