set.seed(8420)
y <- rnorm(100)
yrep <- matrix(rnorm(2500), ncol = 100)
group <- gl(4, 25, labels = LETTERS[1:4])
status_y <- rep_len(0:1, length.out = length(y))

y2 <- rpois(30, 1)
yrep2 <- matrix(rpois(30, 1), ncol = 30)
group2 <- rep(1, 30)
status_y2 <- rep_len(0:1, length.out = length(y2))


# for vdiffr visual tests
set.seed(11172017)
vdiff_y <- rnorm(100)
vdiff_yrep <- matrix(rnorm(2500), ncol = 100)
vdiff_group <- gl(4, 25, labels = LETTERS[1:4])
vdiff_status_y <- rep_len(0:1, length.out = length(vdiff_y))

vdiff_y2 <- rpois(30, 1)
vdiff_yrep2 <- matrix(rpois(30 * 10, 1), ncol = 30, nrow = 10)
vdiff_group2 <- rep_len(c(1,2), length.out = 30)
vdiff_status_y2 <- rep_len(0:1, length.out = length(vdiff_y2))

vdiff_loo_y <- rnorm(100, 30, 5)
vdiff_loo_yrep <- matrix(rnorm(100 * 400, 30, 5), nrow = 400)
vdiff_loo_lw <- vdiff_loo_yrep
vdiff_loo_lw[] <- rnorm(100 * 400, -8, 2)
set.seed(seed = NULL)