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Arts, Crafts & Sewing

Flat Sewing Band Spool with Buttonholes, Elastic Stretchable, Ideal for DIY Waistbands and Necklines (Black, 3/4 inch × 3 Yards)

Arts, Crafts & Sewing4.7· 52 Amazon ratings

Bias-adjusted across 52 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Arts, Crafts & Sewing.

77.2%
Percentile · Global
68.7%
Percentile · Cohort
Arts, Crafts & Sewing
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Flat Sewing Band Spool with Buttonholes, Elastic Stretchable, Ideal for DIY Waistbands and Necklines (Black, 3/4 inch × 3 Yards)

How the score was built

Amazon ratings
52

used for the Bayesian percentile

Raw star average
4.7 / 5

unadjusted Amazon mean

Bayesian avg
4.43

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 · Arts, Crafts & Sewing

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