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I Can Be A Better You: A shocking psychological thriller cover
global pct
60.7

Book

I Can Be A Better You: A shocking psychological thriller

Two parallel scores from 5 calibrated reviewers and 6 raw-average reviewers.

60.7%
Z · Global
60.7%
Z · Cohort
55.1%
Raw · Global
55.1%
Raw · Cohort
Two scores · one item
Z-normalized · global
60.7
Z-normalized · cohortpublication decade
60.7
Raw average · global
55.1
Raw average · cohortpublication decade
55.1

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 book sits

0255075100

Z-normalized percentile · 5,285 ranked books

Mean reviewer z-score+0.291
Calibrated raw-mean rating4.80 /5
Broad raw-mean rating4.83 /5
90% CI-floor (z)-0.445
Reviewers (calibrated / broad)5 / 6

Summary

I Can Be A Better You: A shocking psychological thriller sits at the 61th z-normalized percentile across 5,285ranked books. The z-percentile differs from a raw star average because Rankquant subtracts each reviewer's personal baseline before aggregating — so a reader who rates everything 5 stars carries less weight than one who rates discerningly. Raw-average percentile is 55; the gap between the two measures how much bias-correction changes this title's standing. How percentiles are computed.

Pipeline applied to this title

The math, in this order

01
Z-score per reviewer

5 reviewers with rating variance re-centered onto a personal z-scale.

02
Aggregate

Mean z = +0.291. Broad raw mean = 4.83/5.

03
CI-floor

90% CI-floor = -0.445. Thin samples penalized.

04
ECDF percentile

Global 60.7. Z-track and raw-track ranked separately.

Similar percentile

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