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Tools & Home Improvement

Dividing Head Set 3 Jaw Lathe Chuck Dividing Head 5 Inch with Tailstock Dividing Plates for Milling Machine (5 inch dividing head)

Tools & Home Improvement4.3· 64 Amazon ratings

Bias-adjusted across 64 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Tools & Home Improvement.

42.0%
Percentile · Global
33.5%
Percentile · Cohort
Tools & Home Improvement
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Dividing Head Set 3 Jaw Lathe Chuck Dividing Head 5 Inch with Tailstock Dividing Plates for Milling Machine (5 inch dividing head)

How the score was built

Amazon ratings
64

used for the Bayesian percentile

Raw star average
4.3 / 5

unadjusted Amazon mean

Bayesian avg
4.30

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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