1991
global pct
29.7
Film · 1991 · Films · 1990s
Prospero's Books
Two parallel scores from 53 z-qualifying reviewers and 53 raw-average reviewers. Cohort: Films · 1990s (4,082 peers).
29.7%
Z · Global
27.2%
Z · Cohort
Films · 1990s
39.4%
Raw · Global
30.6%
Raw · Cohort
Films · 1990s
Two scores · one item
Z-normalized · global
29.7Z-normalized · cohortFilms · 1990s
27.2Raw average · global
39.4Raw average · cohortFilms · 1990s
30.6Z-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 · 4,082 peers in Films · 1990s
| Mean reviewer z-score | -0.252 |
|---|---|
| DB1 raw-mean rating | 6.30 /10 |
| DB2 raw-mean rating | 6.30 /10 |
| 90% CI-floor (z) | -0.477 |
| Reviewers (DB1 / DB2) | 53 / 53 |
Summary
Plot summary pending — enrichment is running across all 52,376 titles in the catalog.
Pipeline applied to this title
The math, in this order
01
Z-score per reviewer
53 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = -0.252. DB2 raw mean = 6.30.
03
CI-floor
90% CI-floor = -0.477. Thin samples penalized.
04
ECDF percentile
Global 29.7 / cohort 27.2. Z-track and raw-track ranked separately.
Cohort: Films · 1990s
