Rankquant
MethodologyAbout⌕ Search
Hands of the Ripper (1971) poster
1971
global pct
67.5

Film · 1971 · Films · 1970s

Hands of the Ripper

Two parallel scores from 70 z-qualifying reviewers and 70 raw-average reviewers. Cohort: Films · 1970s (2,406 peers).

67.5%
Z · Global
59.5%
Z · Cohort
Films · 1970s
49.3%
Raw · Global
43.3%
Raw · Cohort
Films · 1970s
Two scores · one item
↑ critic-elevated · 18-pt gap
Z-normalized · global
67.5
Z-normalized · cohortFilms · 1970s
59.5
Raw average · global
49.3
Raw average · cohortFilms · 1970s
43.3

Z-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. The 18-point gap is the rating-inflation signature for this title — discriminating reviewers liked it more than the casual crowd.

Where this title sits

0255075100

Z-normalized percentile · 2,406 peers in Films · 1970s

Mean reviewer z-score+0.206
DB1 raw-mean rating6.67 /10
DB2 raw-mean rating6.67 /10
90% CI-floor (z)+0.009
Reviewers (DB1 / DB2)70 / 70

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

70 stddev>0 reviewers re-centered onto personal z-scale.

02
Aggregate

Mean z = +0.206. DB2 raw mean = 6.67.

03
CI-floor

90% CI-floor = +0.009. Thin samples penalized.

04
ECDF percentile

Global 67.5 / cohort 59.5. Z-track and raw-track ranked separately.

Cohort: Films · 1970s

Closest peers in the same cohort

See all 52,376