Topic Content:
- Definition of Arithmetic Mean
- Formula for Calculating Arithmetic Mean
- Worked Example
- Advantages of Arithmetic Mean
- Disadvantages of Arithmetic Mean
What is Arithmetic Mean?
The arithmetic mean is the adding up of all items in a set of data divided by the number of variables. It is the average number in a set of distributions.
Mean is the sum of items or a set of numbers divided by the number of digits.
⇒ \( \scriptsize \bar{x} = \normalsize \frac{\Sigma x}{n} \)
⇒ \( \scriptsize \bar{x} = \normalsize \frac{\Sigma fx}{\Sigma x} \)
Symbols:
x – represents the set of numbers.
n – represents the total number of digits in a set of items.
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