RESEARCH METHODOLOGY

STATISTICAL TECHNIQUES AND TOOLS

MEASURE OF ARITHMETIC MEAN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A REPRESENTATIVE AVERAGE SHOULD BE:
A
SIMPLE TO CALCULATE
B
BASED ON ALL THE OBSERVATION OF SERIES
C
RIGIDLY DEFINED
D
ALL OF THE ABOVE
Explanation: 

Detailed explanation-1: -In these situations, the median is generally considered to be the best representative of the central location of the data. The more skewed the distribution, the greater the difference between the median and mean, and the greater emphasis should be placed on using the median as opposed to the mean.

Detailed explanation-2: -The mean is usually the best measure of central tendency to use when your data distribution is continuous and symmetrical, such as when your data is normally distributed. However, it all depends on what you are trying to show from your data.

Detailed explanation-3: -"An average is a value which is typical or representative of a set of data".

There is 1 question to complete.