NSFG_data               Subset of the 2015-2017 National Survey of
                        Family Growth (NSFG): one birth per respondent.
NSFG_data_everypreg     Subset of the 2015-2017 National Survey of
                        Family Growth (NSFG): all live births per
                        respondent.
cv.svy                  CV for survey data
cv.svydesign            CV for 'svydesign' objects
cv.svyglm               CV for 'svyglm' objects
folds.svy               Creating CV folds based on the survey design
folds.svydesign         Creating CV folds based on the 'svydesign'
                        object
surveyCV                surveyCV: Cross Validation Based on Survey
                        Design
