1978
global pct
60.0
Film · 1978 · Films · 1970s
The Thirty Nine Steps
Two parallel scores from 41 z-qualifying reviewers and 43 raw-average reviewers. Cohort: Films · 1970s (2,406 peers).
60.0%
Z · Global
51.1%
Z · Cohort
Films · 1970s
54.3%
Raw · Global
49.7%
Raw · Cohort
Films · 1970s
Two scores · one item
Z-normalized · global
60.0Z-normalized · cohortFilms · 1970s
51.1Raw average · global
54.3Raw average · cohortFilms · 1970s
49.7Z-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 | +0.117 |
|---|---|
| DB1 raw-mean rating | 6.90 /10 |
| DB2 raw-mean rating | 6.86 /10 |
| 90% CI-floor (z) | -0.140 |
| Reviewers (DB1 / DB2) | 41 / 43 |
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
41 stddev>0 reviewers re-centered onto personal z-scale.
02
Aggregate
Mean z = +0.117. DB2 raw mean = 6.86.
03
CI-floor
90% CI-floor = -0.140. Thin samples penalized.
04
ECDF percentile
Global 60 / cohort 51.1. Z-track and raw-track ranked separately.
Cohort: Films · 1970s
