This example illustrates the use of regression analysis in a simple random cluster sampling design. The data are from S rndal, Swenson, and Wretman (1992, p. 652). A total of 284 Swedish ...

Consider the example in the section "Stratified Sampling". The study population is a junior high school with a total of 4,000 students in grades 7, 8, and 9. Researchers want to know how much these ...

Journal of Vegetation Science, Vol. 9, No. 2 (Apr., 1998), pp. 161-172 (12 pages) This paper aims at proposing efficient vegetation sampling strategies. It describes how the estimation of species ...

This research was carried out to determine the degree of association between health related practices and chronic illness and to identify their cumulative effects on physical health status among ...