
TV Series · 2017 · TV Series · 2010s
13 Reasons Why
Two parallel scores from 1,214 z-qualifying reviewers and 1,340 raw-average reviewers. Cohort: TV Series · 2010s (3,236 peers).
Z-normalized corrects for reviewer bias (every reviewer re-centered onto their personal scale). Raw average uses simple mean across the broader pool including stddev=0 reviewers.
Where this title sits
Z-normalized percentile · 3,236 peers in TV Series · 2010s
| Mean reviewer z-score | -0.240 |
|---|---|
| DB1 raw-mean rating | 5.78 /10 |
| DB2 raw-mean rating | 5.92 /10 |
| 90% CI-floor (z) | -0.288 |
| Reviewers (DB1 / DB2) | 1,214 / 1,340 |
Summary
A high school student named Clay Jensen receives a box of cassette tapes recorded by his classmate Hannah Baker, who has recently committed suicide. Each tape reveals a different person and event that contributed to Hannah's decision to end her life. As Clay listens, he discovers the interconnected stories of betrayal, bullying, and trauma that surrounded Hannah.
Pipeline applied to this title
The math, in this order
1,214 stddev>0 reviewers re-centered onto personal z-scale.
Mean z = -0.240. DB2 raw mean = 5.92.
90% CI-floor = -0.288. Thin samples penalized.
Global 30.4 / cohort 20. Z-track and raw-track ranked separately.
Cohort: TV Series · 2010s







