Representative sample definition: A representative sample is defined as a small quantity or a subset of something larger. It represents the same properties and proportions like that of a larger population. For example, consider a brand that is about to launch a new product in a US city. It ...
The German Health Interview and Examination Survey for Children and Adolescents (KiGGS) is used as a practice-oriented example in this chapter in order to illustrate measures to achieve representative results. The KiGGS study is conducted by the Robert Koch Institute and it gathers data for the ...
This 3-minute video offers an animated view of how a sampling system obtains a representative sample directly from the material stream on your troughed belt conveyor. It illustrates how the equipment extracts a cross-belt sample from a variety of applications including coal, limestone, ...
Objective: This research is designed to examine demographic differences between the ACTIVE sample and the larger, nationally representative Health and Retirement Study (HRS) sample. Method: After describing some relevant demographics (age, education, sex, and race/ethnicity), we use three statistical ...
(especially strong perfumes) seems to trigger a migraine headache, and some note that exposure to bright and flickering lights can be followed by a migraine. It would seem that a person with a tendency to get migraines should try to find out which of these situations is associated with the ...
Example: Using the interquartile range to find outliers We’ll walk you through the popular IQR method for identifying outliers using a step-by-step example. Your dataset has 11 values. You have a couple of extreme values in your dataset, so you’ll use the IQR method to check whether th...
It can be hard to find the perfect sample size for statistically sound results. Here we reveal methods and tools for effective sample size determination.
Improved translation quality — text that appears to have been written by a human Enhanced customer experience New opportunities to enter more markets Large Language Model and Generative AI Technology On-Demand Webinar Find out how this Artificial Intelligence will affect localization workflows. Discover ...
Organizations in the modern business environment also have a need for enhancing their confidence abilities to compete in the market [44]; to do so, organizations need to improve their employees’ innovativeness capabilities. Even companies that are at the forefront of innovation must find a balance...
Don't let your research project fall short - learn how to choose the optimal sample size and ensure accurate results every time.