For the full text of the research paper, see “The Effectiveness of Sample Size to Mitigate the Influence of Population Characteristics in Haphazard Sampling,” Auditing: A Journal of Practice & Theory, ...

Course TopicsPower analyses and sample size calculations are important parts of many research projects. Often, before data are even collected, it is necessary to calculate and justify the required ...

Executive Summary. This report is based on findings from a pair of Pew Research Center surveys conducted this spring. One is a telephone survey taken among a nationally representative sample of 2,142 ...

In research labs, sample preparation systems are necessary to help to automate complex samples and large sample sets in order to rapidly generate rigorous data for publication, ... Release Summary.

“This summary clearly articulates who he is, whom he serves and how he helps,” says Theresa Merrill, Muse Master Career Coach, of this client sample she provided.

A growing share of Americans are religiously unaffiliated. We recently asked a representative sample of more than 1,300 of these “nones” why they choose not to identify with a religion. Out of several ...

At the top of every LinkedIn profile is a very important section: the summary. Here’s where anyone visiting your profile has a chance to learn about you. Don’t waste this opportunity. Your ...

This issue of Bioanalysis focuses on incurred sample reanalysis (ISR), with the aim of providing some examples of ISR failures and the ensuing investigations, to provide a greater shared experience.

Scientists have detected microplastics — the tiny and pervasive fragments now found in our seas, drinking water, food and, increasingly, living tissue — in human semen and follicular fluid, according ...

On Thursday, Microsoft researchers announced a new text-to-speech AI model called VALL-E that can closely simulate a person's voice when given a three-second audio sample.