. Author manuscript; available in PMC: 2009 Aug 3.

Published in final edited form as: Environmetrics. 2008 Apr 24;20(2):131–146. doi: 10.1002/env.915

Table 1.

Prior distributions for selected SHEDS-PM parameters. “Tri(a,b,c)” refers to the triangular density with minimum a, mode b, and maximum c.

Parameter

Category

Variability

Uncertainty dist. of μ

Uncertainty dist. of σ

Air exchange rate^a

Winter

LogN(μ, σ²)

N(−0.68, 0.10)

Tri(0.55,0.65,0.75)

Spring

LogN(μ, σ²)

N(−0.48, 0.10)

Tri(0.57,0.67,0.77)

Summer

LogN(μ, σ²)

N(−0.05, 0.10)

Tri(0.81,0.91,1.01)

Fall

LogN(μ, σ²)

N(−0.88, 0.10)

Tri(0.61,0.71,0.81)

Penetration

0.02µm^b

N(μ, σ²))

N(0.70, 0.10)

N(0.08, 0.01)

0.05µm^b

N(μ, σ²)

N(0.65, 0.10)

N(0.08, 0.01)

0.20µm^b

N(μ, σ²)

N(0.65, 0.10)

N(0.08, 0.01)

P M_{2.5}^{c}

N(μ, σ²)

N(1.00, 0.10)

N(0.08, 0.01)

Deposition

0.02µm^b

N(μ, σ²)

N(2.50, 0.50)

N(0.50, 0.10)

0.05µm^b

N(μ, σ²)

N(0.80, 0.10)

N(0.20, 0.04)

0.20µm^b

N(μ, σ²)

N(0.50, 0.05)

N(0.20, 0.04)

P M_{2.5}^{c}

N(μ, σ²)

N(0.27, 0.07)

N(0.10, 0.02)

The references are a=Murray and Burmaster (1995), b=Vette et al. (2001), and c=Özkaynak et al. (1996a,b).