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Sports & Outdoors

ProMariner 31515 ProMar1 DS Generation 3 Digital Battery Charger - 15 Amp, Black, Standard

Sports & Outdoors4.5· 41 Amazon ratings

Bias-adjusted across 41 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Sports & Outdoors.

63.5%
Percentile · Global
56.3%
Percentile · Cohort
Sports & Outdoors
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ProMariner 31515 ProMar1 DS Generation 3 Digital Battery Charger - 15 Amp, Black, Standard

How the score was built

Amazon ratings
41

used for the Bayesian percentile

Raw star average
4.5 / 5

unadjusted Amazon mean

Bayesian avg
4.35

raw rating shrunk to the category prior

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Same category · Sports & Outdoors

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