redist (version 3.1.5)

group_frac: Calculate Group Percent by District

Description

redist.group.percent computes the percentage that a group makes up in each district across a matrix of maps.

Usage

group_frac(
  map,
  group_pop,
  total_pop = map[[attr(map, "pop_col")]],
  .data = cur_plans()
)
redist.group.percent(plans, group_pop, total_pop, ncores = 1)

Arguments

map

a redist_map object

group_pop

A numeric vector with the population of the group for every precinct.

total_pop

A numeric vector with the population for every precinct.

.data

a redist_plans object

plans

A matrix with one row for each precinct and one column for each map. Required.

ncores

Number of cores to use for parallel computing. Default is 1.

Value

matrix with percent for each district

Examples

# NOT RUN {
data(fl25)
data(fl25_enum)

cd <- fl25_enum$plans[, fl25_enum$pop_dev <= 0.05]

redist.group.percent(plans = cd,
                    group_pop = fl25$BlackPop,
                    total_pop = fl25$TotPop)

# }