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Topographic zone Floodplains (black) Foothills (red) Mountains (green) Total # of acres in each zone 50 100 50 200 Percent of survey area # of test units

Topographic zone Floodplains (black) Foothills (red) Mountains (green) Total # of acres in each zone 50 100 50 200 Percent of survey area # of test units

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Create a stratified random sampling strategy to ensure that each topographic zone is tested relative to its proportion of the total survey area. The total number of acres in each topographic zone is presented in the table attached. First, calculate the percent of acreage for each zone. Second, allocate the 20 test units to each topographic zone based on its relative percent to the total survey area. The total number of test units should total 20.
Topographic zone Floodplains (black) Foothills (red) Mountains (green) Total # of acres in each zone 50 100 50 200 Percent of survey area # of test units
Transcribed Image Text:Topographic zone Floodplains (black) Foothills (red) Mountains (green) Total # of acres in each zone 50 100 50 200 Percent of survey area # of test units
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