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How Prewave Assessment Score Works

In this article you will get an overview of how we score the various assessments on a target profile

Sabine avatar
Written by Sabine
Updated today

Each Site profile in Prewave will be subject to Assessments, which can be self-completed, requested or automated entries. Assessments include:

  • Actions that have taken place at that Site

  • Assessments that have been requested or self-completed by the Site's target owner, more here

  • Maturity Assessments that have been conducted by Prewave at that Site, more here

All Assessments are scored, and that score in turn contributes to the 360 Score of that target. The Assessment Score makes up 20% of the whole 360 Score.

Prewave's "currency" for scoring is our Event Types. Each Assessment contains different questions and answers. We assign relevant Event Types to these, and give each a score.

The final Assessment score is calculated using the quadratic average of the scoring of the groups inside the perspective you are using. This method gives low outliers a significantly higher weight than a simple average would.

Prewave's approach uses the quadratic average because we expect companies to maintain good performance across all areas. A single poor performance (low outlier) substantially increases risk, and this calculation ensures that the final score reflects that elevated risk profile.

In the example below, each of the 5 assessments (Labor & Human Rights, Health & Safety, Business Ethics, Environment and Cyber Security) are scored in one or more of the 3 groups that are part of the Sustainability ESG perspective.

The scoring of the groups (Environmental (65), Social (99) and Governance (81)) are used to calculate the quadratic average and arrive to an Assessment Score of 75.

What to do if I have any questions?

Reach out to [email protected].

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