1987
global pct
70.5
Film · 1987 · Films · 1980s
Personal Services
Two parallel scores from 21 z-qualifying reviewers and 21 raw-average reviewers. Cohort: Films · 1980s (3,141 peers).
70.5%
Z · Global
67.3%
Z · Cohort
Films · 1980s
69.7%
Raw · Global
69.2%
Raw · Cohort
Films · 1980s
Two scores · one item
Z-normalized · global
70.5Z-normalized · cohortFilms · 1980s
67.3Raw average · global
69.7Raw average · cohortFilms · 1980s
69.2Z-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 · 3,141 peers in Films · 1980s
| Mean reviewer z-score | +0.244 |
|---|---|
| DB1 raw-mean rating | 7.43 /10 |
| DB2 raw-mean rating | 7.43 /10 |
| 90% CI-floor (z) | -0.115 |
| Reviewers (DB1 / DB2) | 21 / 21 |
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
21 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = +0.244. DB2 raw mean = 7.43.
03
CI-floor
90% CI-floor = -0.115. Thin samples penalized.
04
ECDF percentile
Global 70.5 / cohort 67.3. Z-track and raw-track ranked separately.
Cohort: Films · 1980s
