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 ...

Strip adaptive cluster sampling is extended to situations where the primary units have unequal numbers of secondary units. Primary units are selected with replacement and with probabilities ...

Abstract: With the continuous advancement of 3D vision, point clouds, as a significant representation form in 3D, have gained increasing attention. Point cloud downsampling is an important operation ...