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TExES English Language Arts and Reading 7-12 (331) Study Guide: 2 Practice Tests and TExES ELAR Exam Prep: [5th Edition] cover
global pct
15.3

Book

TExES English Language Arts and Reading 7-12 (331) Study Guide: 2 Practice Tests and TExES ELAR Exam Prep: [5th Edition]

Two parallel scores from 3 calibrated reviewers and 3 raw-average reviewers.

15.3%
Z · Global
15.3%
Z · Cohort
14.0%
Raw · Global
14.0%
Raw · Cohort
Two scores · one item
Z-normalized · global
15.3
Z-normalized · cohortpublication decade
15.3
Raw average · global
14.0
Raw average · cohortpublication decade
14.0

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-0.483
Calibrated raw-mean rating4.33 /5
Broad raw-mean rating4.33 /5
90% CI-floor (z)-1.433
Reviewers (calibrated / broad)3 / 3

Summary

TExES English Language Arts and Reading 7-12 (331) Study Guide: 2 Practice Tests and TExES ELAR Exam Prep: [5th Edition] sits at the 15th 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 14; 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

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

02
Aggregate

Mean z = -0.483. Broad raw mean = 4.33/5.

03
CI-floor

90% CI-floor = -1.433. Thin samples penalized.

04
ECDF percentile

Global 15.3. Z-track and raw-track ranked separately.

Similar percentile

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