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5. Visualization

Yuki Atsusaka and Seo-young Silvia Kim

The following code chunk shows how to plot the distribution of ranking profiles. This can help eyeball whether the ranking data is uniformly distributed, which can of course be formally tested.

library(combinat)
#> 
#> Attaching package: 'combinat'
#> The following object is masked from 'package:utils':
#> 
#>     combn
library(rankingQ)

set.seed(100)
tab <- lapply(permn(seq(3)), paste0, collapse = "") |>
  sample(30, replace = TRUE) |>
  unlist() |>
  table() |>
  table_to_tibble()
plot_dist_ranking(tab, ylim = 0.5)

Visualizing Average Ranks

The plot_avg_ranking function creates a visualization of average ranks with confidence intervals:

data(identity)

# First compute bias-corrected estimates
out_direct <- imprr_direct(
  data = identity,
  J = 4,
  main_q = c("party", "religion", "gender", "race"),
  anc_correct = "anc_correct_identity",
  n_bootstrap = 10
)
#> No weight column supplied; using equal weights for all observations.

# Plot average ranks
library(dplyr)
out_direct$results |>
  filter(qoi == "average rank") |>
  mutate(
    item = factor(
      item,
      levels = c("party", "religion", "gender", "race"),
      labels = c("Party", "Religion", "Gender", "Race")
    )
  ) |>
  plot_avg_ranking()

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.