1979
global pct
4.0
Film · 1979 · Films · 1970s
Roller Boogie
Two parallel scores from 35 z-qualifying reviewers and 35 raw-average reviewers. Cohort: Films · 1970s (2,406 peers).
4.0%
Z · Global
3.7%
Z · Cohort
Films · 1970s
9.3%
Raw · Global
4.5%
Raw · Cohort
Films · 1970s
Two scores · one item
Z-normalized · global
4.0Z-normalized · cohortFilms · 1970s
3.7Raw average · global
9.3Raw average · cohortFilms · 1970s
4.5Z-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 · 2,406 peers in Films · 1970s
| Mean reviewer z-score | -0.875 |
|---|---|
| DB1 raw-mean rating | 4.57 /10 |
| DB2 raw-mean rating | 4.57 /10 |
| 90% CI-floor (z) | -1.153 |
| Reviewers (DB1 / DB2) | 35 / 35 |
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
35 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = -0.875. DB2 raw mean = 4.57.
03
CI-floor
90% CI-floor = -1.153. Thin samples penalized.
04
ECDF percentile
Global 4 / cohort 3.7. Z-track and raw-track ranked separately.
Cohort: Films · 1970s
