Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Linear regression models during wildfires for sum HMW PAH air concentrations (log-transformed) and average AQI. Air concentrations for indoor (yellow circles) and outdoor (blue triangles) samples are each plotted against the average AQI at all locations. The α value is Holm–Bonferroni-corrected at α′ = 0.010.
