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Electronics & Phones

Magnetic Reed Switch RC-33 NC Recessed Wired Window Door Contact Sensor for Home Security and Burglar Alarm Systems 5 Pcs

Electronics & Phones3.8· 122 Amazon ratings

Bias-adjusted across 122 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Electronics & Phones.

10.2%
Percentile · Global
7.1%
Percentile · Cohort
Electronics & Phones
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Magnetic Reed Switch RC-33 NC Recessed Wired Window Door Contact Sensor for Home Security and Burglar Alarm Systems 5 Pcs

How the score was built

Amazon ratings
122

used for the Bayesian percentile

Raw star average
3.8 / 5

unadjusted Amazon mean

Bayesian avg
4.02

raw rating shrunk to the category prior

Reviewer-graph z
0.000

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

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Same category · Electronics & Phones

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