Weighted Average Calculator
Weighted Average Calculator lets you weighted mean divides the sum of value × weight by total weight. Enter your own values or load the worked example.
- Copy or download the computed result
- Adjust values
- See the processing method and limits
Method and calculation
Weighted mean divides the sum of value × weight by total weight.
Inputs and settings
Weighted Average Calculator accepts Values; Weights.
Worked example
Weighted Average Calculator example — Values: "80,90,70"; Weights: "2,3,1". Computed output: { "weightedMean": 83.33333333333333 }
Output and limitations
Weighted Average Calculator: Use finite inputs. Results use double-precision arithmetic.
Technical references: JavaScript Unicode normalization
Weighted Average Calculator FAQs
Weighted Average Calculator applies the following rule to your input: Weighted mean divides the sum of value × weight by total weight. The worked example on this page uses the same processor as the result button.
Weighted Average Calculator has these boundaries: Use finite inputs. Results use double-precision arithmetic. Start by checking the values field against the units or format shown.
Weighted Average Calculator provides this sample: { "weightedMean": 83.33333333333333 }. Use the sample button to reproduce it, then replace the inputs with your own values.