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The Try Not to Laugh Challenge Joke Book Teen Edition, Teenager Jokes & Tricky Riddles: Hilarious Interactive Game for Teen Boys & Girls, Ages 13, 14, ... Jokes, Riddles, & Brain Teasers for Teens cover
global pct
6.7

Book

The Try Not to Laugh Challenge Joke Book Teen Edition, Teenager Jokes & Tricky Riddles: Hilarious Interactive Game for Teen Boys & Girls, Ages 13, 14, ... Jokes, Riddles, & Brain Teasers for Teens

Two parallel scores from 5 calibrated reviewers and 8 raw-average reviewers.

6.7%
Z · Global
6.7%
Z · Cohort
1.6%
Raw · Global
1.6%
Raw · Cohort
Two scores · one item
Z-normalized · global
6.7
Z-normalized · cohortpublication decade
6.7
Raw average · global
1.6
Raw average · cohortpublication decade
1.6

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-0.882
Calibrated raw-mean rating2.60 /5
Broad raw-mean rating3.50 /5
90% CI-floor (z)-1.618
Reviewers (calibrated / broad)5 / 8

Summary

The Try Not to Laugh Challenge Joke Book Teen Edition, Teenager Jokes & Tricky Riddles: Hilarious Interactive Game for Teen Boys & Girls, Ages 13, 14, ... Jokes, Riddles, & Brain Teasers for Teens sits at the 7th 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 2; 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 = -0.882. Broad raw mean = 3.50/5.

03
CI-floor

90% CI-floor = -1.618. Thin samples penalized.

04
ECDF percentile

Global 6.7. Z-track and raw-track ranked separately.

Similar percentile

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