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Tools & Home Improvement

Extech AUT30 Automotive 30A Current Tester with ATC Connector

Tools & Home Improvement4.6· 2,798 Amazon ratings

Bias-adjusted across 2,798 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Tools & Home Improvement.

91.8%
Percentile · Global
90.6%
Percentile · Cohort
Tools & Home Improvement
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Extech AUT30 Automotive 30A Current Tester with ATC Connector

How the score was built

Amazon ratings
2,798

used for the Bayesian percentile

Raw star average
4.6 / 5

unadjusted Amazon mean

Bayesian avg
4.59

raw rating shrunk to the category prior

Reviewer-graph z
-0.707

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

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Same category · Tools & Home Improvement

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