The north star and the metric tree
One metric for the value users get, and the inputs teams can actually move.
Lesson 5 of 32~20 min of learningIncludes ~12 min for questions and tasks
Contents1 of 39 steps
Maya
You
Alex Tutor
Theo
Alex Tutor
Alex Tutor
Question 1
Which of these Halves numbers can't rise while users get less value from the app?
Alex Tutor
You
Alex Tutor
Maya
Alex Tutor
Alex Tutor
Alex Tutor
Question 2
Which properties should a good north star metric have? Select all that apply.
You
Alex Tutor
Alex Tutor
Theo
Alex Tutor
Alex Tutor
Question 3
Match each input metric in the Halves tree to the team best placed to move it.
Pick an answer for each row. Choosing an answer that is already used moves it to this row.
- New groups created from paid social and store searchChoose an answer
- Share of new groups that get a second member within 3 daysChoose an answer
- Share of active groups with a recurring bill set upChoose an answer
- Quiet groups that open a reminder and add an expense againChoose an answer
Maya
You
Alex Tutor
Maya
Alex Tutor
Question 4
Last week Halves had 1,600 weekly active groups. This week 1,360 of them were active again, 190 groups were active for the first time and 70 came back after a break. How many weekly active groups does Halves have this week?
Units: groups
You
Theo
Alex Tutor
Alex Tutor
Question 5
Theo doubles sign-ups with a new campaign, but none of the new users ever gets a second member into their group. True or false: weekly active groups go up.
Maya
Alex Tutor
Maya
Alex Tutor
Question 6Short answer · AI-checked task
Someone proposes “expenses added per week” as the Halves north star. In 3–5 sentences, give one strength of this metric, at least two weaknesses, and say what you'd use instead.
Write your answer and get a score with feedback from our AI reviewer.
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Alex Tutor
That’s the lesson. You answered every task — nicely done.