Acknowledgments

The authors thank the ARC Centre of Excellence for Mathematical and Statistical Frontiers (ACEMS) for supporting this research. Sayani Gupta was partially funded by Data61 CSIRO during her PhD. The Github repository, github.com/Sayani07/paper-hakear, contains all materials required to reproduce this article and the code is also available online in the supplemental materials. This article was created with R (R Core Team 2021), knitr (Xie 2015, 2020) and rmarkdown (Xie, Allaire, and Grolemund 2018; Allaire et al. 2020). Graphics are produced with ggplot2 (Wickham 2016).