L2 · Required

Goals, metrics and guardrails

Use goals, metrics and guardrails to make decisions inspectable.

What you should be able to do

Independently: Define a success metric, denominator and guardrail metric.

Suggested prerequisites

A short guide

Use goals, metrics and guardrails to make decisions inspectable. Define a success metric, denominator and guardrail metric. Read the indicated source section, identify its key concepts and conditions, and work through the example. Record inputs, sources, units and assumptions. Keep your method separate from the result, mark unanswered questions, and review the output against the checklist.

An example

Higher clicks alongside more complaints needs a joint assessment.

Your task

Define a success metric, denominator and guardrail metric.

Start with this source

Read the indicated section relevant to goals, metrics and guardrails and complete the applied task.

This source is awaiting renewed review. Try the task above and adjacent skills; reviewed sources will appear here.

Your learning checklist

Required items: 0 / 10 completed or already known

Device storage

Next: Read a role through its responsibilities

Checklist statuses are self-reported; exercise scores are recorded separately. You can reset any item.

Self-check

Try a practice set

Calculations and choices receive immediate checks. Review open responses yourself against the rubric. All examples are educational.

1. 20 of 100 users complete the core task. Completion rate (%)?
2. Which requirement is more testable?
3. After the prototypes and validation task, state one assumption, one supporting fact and one condition that would change your conclusion.