Consider all three: Innovation Rate, On-Product Index and Employee Net Promoter Scores. Each one connects to a cause of the attrition: low-value work, interruptions or general morale.
Exam Question
You work as a Product Owner for a small company and your Scrum Team employee retention rate has been falling. Data from exit interviews suggests that the Developers are:
- Frustrated by interruptions and low-value meetings.
- Feel that their work is not “meaningful.”
You need to address this quickly, since the cost to train new Developers is very high in a small organization like yours. To increase the likelihood of improving the retention rate, what additional measurements should you consider when determining improvements?
(choose the best answer)
A. The Innovation Rate, which is the ratio of new work to total work.
B. The On-Product Index, the ratio of product work to total work.
C. Employee Net Promoter Scores.
D. All of the above.
Correct Answer
D. All of the above.
Why This Is the Correct Answer
Evidence-Based Management offers several Key Value Measures that suit this situation. Innovation Rate shows how much effort goes into new capabilities rather than maintenance, which links to whether work feels meaningful. On-Product Index shows how much time people spend on product work rather than meetings and other distractions, which links directly to the complaint about interruptions. Employee satisfaction, often captured through an employee Net Promoter Score, tracks how people feel about their work over time. Using all three lets the Product Owner test whether changes to meetings and work mix actually improve the experience that drives people to leave.
Why the Other Options Are Wrong
A. Innovation Rate only. Useful for the meaningful-work complaint, but it says nothing about interruptions or overall morale.
B. On-Product Index only. Useful for interruptions, but it does not capture whether the work feels meaningful or how people feel overall.
C. Employee Net Promoter Scores only. A good signal of morale, but it does not show which causes to fix.
Exam Tip
In EBM questions, map each symptom in the scenario to a measure. If every option covers a different symptom, “all of the above” is likely right.
Key Takeaways
- On-Product Index tracks time lost to non-product work.
- Innovation Rate shows the share of effort on new work.
- Employee satisfaction is a Key Value Measure in EBM.

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More PSPO II exam questions
- Which of the following practices might help the Product Owner minimize waste in developing and sustaining the Product Backlog?” (PSPO II)
- To be able to validate work by the Developers as done, it is the Product Owner’s duty to write acceptance tests for all User Stories.
- The primary accountability of a Product Owner is:
- When should a Sprint Goal be created?” (PSPO II)
- What percent of the time should a Product Owner dedicate to the Scrum Team?
