Figure1illustrates the bootstrap sampling process used to fit and test each regression model. Starting with the original input dataset, we created 100 bootstrap samples by performing random sampling with replacement (Hastie et al.2009). Each sample was comprised of a training set, which was used...
We only assigned articles to this group in which the authors explicitly comment on this issue, we did not draw any conclusions from the samples and quantitative results alone. In most cases, persistently low-income households were identified as a group that proved vulnerable during the pandemic [...