Data analysis - Measure
Metric
A measured or calculated number used to track something
What's it for?
Turns something important into a number that can be tracked and compared over time.
For example…
Weekly conversion rate measures purchases as a share of website visitors
Average response time is a metric; the team tracks it each week to see whether the service is becoming faster or slower
Think of it like…
Tape measure reading—any useful measurement, whether or not it is the main target