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Tools & Home Improvement

Filtrete 17.5x23.5x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 17.19x23.19x0.78 in)

Tools & Home Improvement4.8· 6,277 Amazon ratings

Bias-adjusted across 6,277 Amazon ratings, Bayesian-shrunk to the category prior so the headline score reflects relative quality — not a raw star average. Cohort: Tools & Home Improvement.

99.5%
Percentile · Global
99.6%
Percentile · Cohort
Tools & Home Improvement
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Filtrete 17.5x23.5x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 17.19x23.19x0.78 in)

How the score was built

Amazon ratings
6,277

used for the Bayesian percentile

Raw star average
4.8 / 5

unadjusted Amazon mean

Bayesian avg
4.79

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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