1986
global pct
7.5
Film · 1986 · Films · 1980s
Sorority House Massacre
Two parallel scores from 68 z-qualifying reviewers and 68 raw-average reviewers. Cohort: Films · 1980s (3,141 peers).
7.5%
Z · Global
7.5%
Z · Cohort
Films · 1980s
15.2%
Raw · Global
10.9%
Raw · Cohort
Films · 1980s
Two scores · one item
Z-normalized · global
7.5Z-normalized · cohortFilms · 1980s
7.5Raw average · global
15.2Raw average · cohortFilms · 1980s
10.9Z-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 | -0.712 |
|---|---|
| DB1 raw-mean rating | 5.09 /10 |
| DB2 raw-mean rating | 5.09 /10 |
| 90% CI-floor (z) | -0.912 |
| Reviewers (DB1 / DB2) | 68 / 68 |
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
68 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = -0.712. DB2 raw mean = 5.09.
03
CI-floor
90% CI-floor = -0.912. Thin samples penalized.
04
ECDF percentile
Global 7.5 / cohort 7.5. Z-track and raw-track ranked separately.
Cohort: Films · 1980s
