A general regression procedure for the prediction of a vector of population means in situations of nonresponse is proposed. The multivariate treatment of the prediction problem is not computationally ...

This is a preview. Log in through your library . Abstract Despite widespread use of species-area relationships (SARs), dispute remains over the most representative SAR model. Using data of small-scale ...

To calculate intra-cluster and intra-household design effects and intra-class correlation coefficients for dietary nutrients obtained from a 24 h record-assisted recall. There were 125 children in 50 ...

Ipsos conducted the National Public Opinion Reference Survey (NPORS) for Pew Research Center using address-based sampling and a multimode protocol. The survey was fielded from May 19 to Sept. 5, 2023.

Pew Research Center’s international surveys are largely conducted via telephone or face-to-face interviews, depending on the country. (The exceptions are the United States and Australia, where surveys ...