We're all familiar with the arithmetic mean. We know it's very simple to calculate. However, we need to memorize the formulas for the sake of completeness.
Let's see how to calculate the arithmetic mean in statistics, both in the simple and weighted cases.
For the weighted arithmetic mean, we simply need to consider the frequencies, which we'll need to multiply by the values of the statistical variable.
Finally, let's look at the properties of the arithmetic mean.
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0:00 Analytical and Positional Means
1:23 Simple Case and Weighted Case
2:42 Analytical Mean
3:01 Arithmetic Mean: Simple Case
6:13 Arithmetic Mean: Weighted Case
7:46 Arithmetic Mean: Aggregate Case with Classes
9:00 Properties of the Arithmetic Mean
14:32 Ebook for Quick Study
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