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Electronics & Phones

ASUS Internal 4X Blu-Ray Reader SATA Optical Drive BR-04B2T (Black)

Electronics & Phones4.0· 32 Amazon ratings

Bias-adjusted across 32 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Electronics & Phones.

24.7%
Percentile · Global
23.2%
Percentile · Cohort
Electronics & Phones
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ASUS Internal 4X Blu-Ray Reader SATA Optical Drive BR-04B2T (Black)

How the score was built

Amazon ratings
32

used for the Bayesian percentile

Raw star average
4.0 / 5

unadjusted Amazon mean

Bayesian avg
4.22

raw rating shrunk to the category prior

Reviewer-graph z
-0.931

bias-corrected vs. each reviewer's baseline (0 qualifying)

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Same category · Electronics & Phones

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