1970
global pct
20.5
Film · 1970 · Films · 1970s
Bloody Mama
Two parallel scores from 56 z-qualifying reviewers and 57 raw-average reviewers. Cohort: Films · 1970s (2,406 peers).
20.5%
Z · Global
15.5%
Z · Cohort
Films · 1970s
20.7%
Raw · Global
12.7%
Raw · Cohort
Films · 1970s
Two scores · one item
Z-normalized · global
20.5Z-normalized · cohortFilms · 1970s
15.5Raw average · global
20.7Raw average · cohortFilms · 1970s
12.7Z-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 | -0.396 |
|---|---|
| DB1 raw-mean rating | 5.43 /10 |
| DB2 raw-mean rating | 5.44 /10 |
| 90% CI-floor (z) | -0.616 |
| Reviewers (DB1 / DB2) | 56 / 57 |
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
56 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = -0.396. DB2 raw mean = 5.44.
03
CI-floor
90% CI-floor = -0.616. Thin samples penalized.
04
ECDF percentile
Global 20.5 / cohort 15.5. Z-track and raw-track ranked separately.
Cohort: Films · 1970s
