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Sample Design: Lyman McDonald test design

Sample Design: Lyman McDonald test design
ID: 35
State: Finalized
  • State: Finalized
  • Owner: Lyman McDonald
  • Spatial Design Category: Generalized Random Tessellation Stratified (GRTS)
  • Data Repository: <none>
  • Snapshot: 12/12/2012
  • Snapshot by: Lyman McDonald
  • Sites in Design: 1024
  • Has Location Privacy: No

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The details of this Sample Design, including all the parameters used to generate it, are included below. Sample designs must belong to a Study Design.


Temp test of system

Sample Design Parameters

Start Year


Study Design






Map of Sites

Stratum Panel Occasion

Area of Inference


AOI Notes


This sample design is based on master sample: Columbia Basin Master Sample

Details of this master sample:


This sample design started with an initial frame of 551,046 sites, based on its master sample. The criteria (based on the master sample's attributes) were then used to refine the sample frame down to 7,968 sites:

Criteria Group 1
  State Is Equal To WY

Target Population




Below is the complete list of sample sites that were drawn using the criteria for this sample design.

Number of sites before generating the GRTS sample: 7,968
Number of sites after generating the GRTS sample: 1,024
Number of oversamples: 524
Number of panels: 1
Number of strata: 1




The histogram charts below show the distribution of this sample design’s sites across the various panels and strata.

  Schema   Attribute   Description