Arithmetic Mean Definition:
Arithmetic mean is commonly called as average.Mean or Average is defined as the sum of all the given elements divided by the total number of elements.
Formula:
Mean = sum of elements / number of elements
= a1+a2+a3+.....+an/n
Example: To find the mean of 3,5,7.
Step 1: Find the sum of the numbers.
3+5+7 = 15
Step 2: Calculate the total number.
there are 3 numbers.
Step 3: Finding mean.
15/3 = 5
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