Add all the numbers together
Divide the total by how many numbers there are
Average = (sum of values) ÷ (count of values)
If there are weights, compute weighted average = (sum of (value × weight)) ÷ (sum of weights)
Add all the numbers together
Divide the total by how many numbers there are
Average = (sum of values) ÷ (count of values)
If there are weights, compute weighted average = (sum of (value × weight)) ÷ (sum of weights)