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Arts, Crafts & Sewing

Missouri Star Quilt Co. Acrylic 6" x 6" Square Ruler for Sewing, Measuring and Cutting Quilt Fabric, Heavy Duty, Easy to Use

Arts, Crafts & Sewing4.7· 5,745 Amazon ratings

Bias-adjusted across 5,745 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Arts, Crafts & Sewing.

97.4%
Percentile · Global
95.2%
Percentile · Cohort
Arts, Crafts & Sewing
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Missouri Star Quilt Co. Acrylic 6" x 6" Square Ruler for Sewing, Measuring and Cutting Quilt Fabric, Heavy Duty, Easy to Use

How the score was built

Amazon ratings
5,745

used for the Bayesian percentile

Raw star average
4.7 / 5

unadjusted Amazon mean

Bayesian avg
4.69

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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