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Environmental Education2
Environmental Research2
Evaluation Methods2
Higher Education2
Program Evaluation2
Research Design2
Research Methodology2
Sampling2
Cost Effectiveness1
Error of Measurement1
Hypothesis Testing1
Sample Size1
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Environmental Monitoring and…2
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Hewitt, J. E.1
Maher, W. A.1
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Patchy Distributions: Optimizing Sample Size.
Peer reviewed Peer reviewed
Hewitt, J. E.; And Others – Environmental Monitoring and Assessment, 1993
Discusses a technique for estimating sample size that does not require an a priori definition of desired precision. Presents five modifications that make the method easier to use and reduce the probability of estimating a larger sample size than necessary. The technique can guide the design of environmental sampling programs. (Contains 31…
Descriptors: Environmental Education, Environmental Research, Evaluation Methods, Higher Education
Framework for Designing Sampling Programs.
Peer reviewed Peer reviewed
Maher, W. A.; And Others – Environmental Monitoring and Assessment, 1994
Presents a general framework for designing sampling programs that ensure cost effectiveness, and managed errors kept within known and acceptable limits. (LZ)
Descriptors: Cost Effectiveness, Environmental Education, Environmental Research, Error of Measurement