How it works
Weighted average = Σ(value × weight) ÷ Σ(weights). A larger weight gives its value more influence on the result.
Descriptive statistics
Weighted Average Calculator
Enter as many values and weights as needed. The visual breakdown shows how each pair contributes to the final average.
Your result15.125
Sum of products 121 ÷ sum of weights 8.
Σ (x × w)/Σ w
12 × 2= 24
15 × 1= 15
18 × 3= 54
14 × 2= 28
121÷8
- Sum of weights
- 8
- Weighted sum
- 121
- Included values
- 4
Understanding your result
The result is the balance point of the entered values after accounting for their relative importance. It must lie between the smallest and largest values when all weights are positive.
Last verified:
03FAQ
Frequently asked questions
It is an average in which each value has a weight representing its relative importance or frequency.