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And Then There Were None (2015) poster
2015
global pct
85.2

TV Mini Series · 2015 · TV Mini Series · 2010s

And Then There Were None

Two parallel scores from 124 z-qualifying reviewers and 129 raw-average reviewers. Cohort: TV Mini Series · 2010s (702 peers).

85.2%
Z · Global
74.3%
Z · Cohort
TV Mini Series · 2010s
61.0%
Raw · Global
51.5%
Raw · Cohort
TV Mini Series · 2010s
Two scores · one item
↑ critic-elevated · 24-pt gap
Z-normalized · global
85.2
Z-normalized · cohortTV Mini Series · 2010s
74.3
Raw average · global
61.0
Raw average · cohortTV Mini Series · 2010s
51.5

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 24-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 · 702 peers in TV Mini Series · 2010s

Mean reviewer z-score+0.452
DB1 raw-mean rating7.08 /10
DB2 raw-mean rating7.10 /10
90% CI-floor (z)+0.304
Reviewers (DB1 / DB2)124 / 129

Summary

Ten strangers are lured to a remote island off the Devon coast under various pretexts, only to find their mysterious host absent. As a recorded voice accuses each of them of getting away with murder, they begin to die one by one in ways echoing a nursery rhyme, forcing the survivors to confront the chilling realization that the killer is among them.

Pipeline applied to this title

The math, in this order

01
Z-score per reviewer

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

02
Aggregate

Mean z = +0.452. DB2 raw mean = 7.10.

03
CI-floor

90% CI-floor = +0.304. Thin samples penalized.

04
ECDF percentile

Global 85.2 / cohort 74.3. Z-track and raw-track ranked separately.

Cohort: TV Mini Series · 2010s

Closest peers in the same cohort

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