Objective To investigate Vietnamese undergraduate students’ knowledge and attitudes towards contraception and their associated factors. Design Cross-sectional study. Setting Six universities in ...

A simple random sample is a subset of a statistical population where each member of the population is equally likely to be ...

All respondents are randomly selected from a national registered voter list sourced from Aristotle. The survey employs a probability proportionate to size method, which means the number of respondents ...

Stratified sampling is used to select a sample that is representative of different groups. If the groups are of different sizes, the number of items selected from each group will be proportional to ...

Ever wonder how we collect our data? Today, most polls are conducted online. But, most pollsters reject the idea that “one size fits all” when it comes to polling, so we still use phone calls or mail ...

What is non-verbal communication? Non-verbal communication is communicating without the use of spoken words. Most communication between people – with and without dementia – is non-verbal. It includes ...

Abstract: Topics in Modal Analysis II, Volume 6: Proceedings of the 30th IMAC, A Conference and Exposition on Structural Dynamics, 2012, is the sixth volume of six from the Conference and brings ...

Abstract: To improve the reliability and accuracy of UAV fault diagnosis under complex sensor dynamics and class imbalance, this paper proposes a multi-scale temporal sampling and deep ensemble ...