RESEARCH METHODOLOGY

Detailed explanation-1: -The arithmetic mean (sometimes called the “unweighted average” or “equally weighted average") can be interpreted as a special case of a weighted average in which all weights are equal to the same number ( in the above example and in a situation with. numbers being averaged).

Detailed explanation-2: -The arithmetic mean, also known as arithmetic average, is the sum of all the values in a list of numerical values divided by the number of items in the list.

Detailed explanation-3: -Weighted mean (also known as weighted average) is the average of the given data set. It is an average calculated by assigning different weights to some of the individual values.

Detailed explanation-4: -The arithmetic mean is the simple average, or sum of a series of numbers divided by the count of that series of numbers.