1957
global pct
27.5
Film · 1957 · Films · 1950s
The Deadly Mantis
Two parallel scores from 90 z-qualifying reviewers and 90 raw-average reviewers. Cohort: Films · 1950s (561 peers).
27.5%
Z · Global
21.4%
Z · Cohort
Films · 1950s
26.4%
Raw · Global
16.6%
Raw · Cohort
Films · 1950s
Two scores · one item
Z-normalized · global
27.5Z-normalized · cohortFilms · 1950s
21.4Raw average · global
26.4Raw average · cohortFilms · 1950s
16.6Z-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 · 561 peers in Films · 1950s
| Mean reviewer z-score | -0.284 |
|---|---|
| DB1 raw-mean rating | 5.73 /10 |
| DB2 raw-mean rating | 5.73 /10 |
| 90% CI-floor (z) | -0.457 |
| Reviewers (DB1 / DB2) | 90 / 90 |
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
90 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = -0.284. DB2 raw mean = 5.73.
03
CI-floor
90% CI-floor = -0.457. Thin samples penalized.
04
ECDF percentile
Global 27.5 / cohort 21.4. Z-track and raw-track ranked separately.
Cohort: Films · 1950s
