RESEARCH METHODOLOGY

METHODS OF DATA ANALYSIS

MEASURES OF DISPERSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which measure of central tendency would not be appropriate to calculate if there is no value that is the most common?
A
Mean
B
Median
C
Mode
D
None of the above
Explanation: 

Detailed explanation-1: -The median is less affected by outliers and skewed data than the mean and is usually the preferred measure of central tendency when the distribution is not symmetrical.

Detailed explanation-2: -3.5.2 Demerits of harmonic mean It cannot be calculated if any one of the observations is zero. It is not a representative figure of the distribution unless the phenomenon requires greater weight age to be given to smaller values.

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