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Health, Household & Baby

Feather Duster

Health, Household & Baby4.0· 408 Amazon ratings

Bias-adjusted across 408 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Health, Household & Baby.

11.6%
Percentile · Global
10.2%
Percentile · Cohort
Health, Household & Baby
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Feather Duster

How the score was built

Amazon ratings
408

used for the Bayesian percentile

Raw star average
4.0 / 5

unadjusted Amazon mean

Bayesian avg
4.06

raw rating shrunk to the category prior

Reviewer-graph z
0.186

bias-corrected vs. each reviewer's baseline (3 qualifying)

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Same category · Health, Household & Baby

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