University of Bristol3 年
From population to sample
On watching this video, students should be able to: Confirm that that aspects of good study design include defining the research question, defining the target population, and using an appropriate ...
University of Bristol3 年
4 Ideas of statistical inference
The true population value is fixed, so it is either in those limits or not in those limits ... The evidence against the null hypothesis is estimated based on the sample data and expressed using a ...
webtv.un.org2 年
World Marriage Data
The World Marriage Data 2019 provides a comparable and up-to-date set of data on the marital status of the population by age and sex for 232 countries or areas of the world. The database contains ...
Simon Fraser University7 年
Example 61.1: Stratified Cluster Sample Design
Consider the example in the section "Stratified Sampling". The study population is a junior high school with a total of 4,000 students ... Table 61.3: Study Groups and Students by Grade It is quicker ...