Software information

The calculations in this book were performed with \(\texttt{R}\) version 3.6.2 (R Core Team 2016), using the \(\texttt{R}\) \(\texttt{survey}\) package version 3.35 (Lumley 2019). Statistical package comparisons were calculated using \(\texttt{SAS}\) version 9.4 with \(\texttt{SAS/STAT}\) version 15.1 (SAS Institute Inc. 2020), \(\texttt{SPSS}\) Version 25 (IBM Corp 2017) and \(\texttt{Stata/SE}\) version 15.1 (StataCorp 2017).

Reference

IBM Corp. 2017. IBM SPSS Statistics for Windows, Version 25.0. Armonk, NY: IBM Corp. https://www.ibm.com/analytics/spss-statistics-software.

———. 2019. : Analysis of Complex Survey Samples. https://cran.r-project.org/package=survey.

R Core Team. 2016. R: A Language and Environment for Statistical Computing. Vienna, Austria: R Foundation for Statistical Computing. https://www.r-project.org/.

SAS Institute Inc. 2020. The SAS System, Version 9.4. Cary, NC. https://www.sas.com/.

StataCorp. 2017. Stata Statistical Software: Release 15. College Station, TX: StataCorp LLC. https://www.stata.com.