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Office & Industrial

BIC Triumph 537R Roller, 0.7mm, 1ct (RT57P11-Blu)

Office & Industrial4.5· 2,150 Amazon ratings

Bias-adjusted across 2,150 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Office & Industrial.

83.3%
Percentile · Global
74.3%
Percentile · Cohort
Office & Industrial
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BIC Triumph 537R Roller, 0.7mm, 1ct (RT57P11-Blu)

How the score was built

Amazon ratings
2,150

used for the Bayesian percentile

Raw star average
4.5 / 5

unadjusted Amazon mean

Bayesian avg
4.49

raw rating shrunk to the category prior

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Same category · Office & Industrial

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