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Health, Household & Baby

150ML Portable Humidifier with White Noise Machine, 6 Natural Soothing Sounds, Auto-Off Sleep Sound Timer for Baby Adults Kids Sleeping

Health, Household & Baby4.1· 27 Amazon ratings

Bias-adjusted across 27 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Health, Household & Baby.

30.0%
Percentile · Global
26.8%
Percentile · Cohort
Health, Household & Baby
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150ML Portable Humidifier with White Noise Machine, 6 Natural Soothing Sounds, Auto-Off Sleep Sound Timer for Baby Adults Kids Sleeping

How the score was built

Amazon ratings
27

used for the Bayesian percentile

Raw star average
4.1 / 5

unadjusted Amazon mean

Bayesian avg
4.25

raw rating shrunk to the category prior

Reviewer-graph z
-0.492

bias-corrected vs. each reviewer's baseline (2 qualifying)

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Same category · Health, Household & Baby

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