MEASURES OF CENTRAL TENDENCY

June 2019, Paper-II
Question
For a moderately skewed distribution, the value of mode is 10 and the value of the median is 20. The mean is?
a) 15
b) 30
c) 25
d) 35
Answer C
Mode = 3 median – 2 mean
Mean = 3median − mode / 2
= 3×20 − 10 / 2 = 50/2 = 25