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Office & Industrial

Staedtler Lumocolor Permanent Marker Box 4 colours 352 WP4

Office & Industrial4.5· 667 Amazon ratings

Bias-adjusted across 667 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Office & Industrial.

81.4%
Percentile · Global
71.3%
Percentile · Cohort
Office & Industrial
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Staedtler Lumocolor Permanent Marker Box 4 colours 352 WP4

How the score was built

Amazon ratings
667

used for the Bayesian percentile

Raw star average
4.5 / 5

unadjusted Amazon mean

Bayesian avg
4.47

raw rating shrunk to the category prior

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Same category · Office & Industrial

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