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Roots (1977) poster
1977
global pct
96.7

TV Mini Series · 1977 · TV Mini Series · 1970s

Roots

Two parallel scores from 55 z-qualifying reviewers and 55 raw-average reviewers. Cohort: TV Mini Series · 1970s (31 peers).

96.7%
Z · Global
63.3%
Z · Cohort
TV Mini Series · 1970s
92.3%
Raw · Global
43.3%
Raw · Cohort
TV Mini Series · 1970s
Two scores · one item
Z-normalized · global
96.7
Z-normalized · cohortTV Mini Series · 1970s
63.3
Raw average · global
92.3
Raw average · cohortTV Mini Series · 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.

Where this title sits

0255075100

Z-normalized percentile · 31 peers in TV Mini Series · 1970s

Mean reviewer z-score+0.743
DB1 raw-mean rating8.54 /10
DB2 raw-mean rating8.54 /10
90% CI-floor (z)+0.521
Reviewers (DB1 / DB2)55 / 55

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

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

02
Aggregate

Mean z = +0.743. DB2 raw mean = 8.54.

03
CI-floor

90% CI-floor = +0.521. Thin samples penalized.

04
ECDF percentile

Global 96.7 / cohort 63.3. Z-track and raw-track ranked separately.

Cohort: TV Mini Series · 1970s

Closest peers in the same cohort

See all 52,376