Pew Research Center ... administered survey instruments, except when surveying via multimode panels in the U.S. and Australia. Pew Research Center constantly seeks to improve and refine its methods of ...

In data collection, we design the necessary parallel groups for intervention studies. We ensure the planned sample size is sufficient for the selected analysis methods and provides reliable assessment ...

The second session of the series, titled “Sampling, data collection and comparison in comparative sociolinguistic research”, discussed methodological themes in comparative sociolinguistics. The four ...

Although all three panels use similar methods for recruitment, differences in the timing and design of recruitments, the use of incentives, sampling ... of public opinion research continues its steady ...