ff_summ_count_unique_by_groups: By Multiple Groups, Count the Number of Unique Observations...

In FanWangEcon/REconTools: R Tools for Panel Data and Optimization

Description

We have multiple groups (country, village), we want to know the number of unique observations within these groups. In addition, we also want to generate the total number of observations for each variable within these country/village groups, these total observations includes multiple values for each unique individual.

Usage

ff_summ_count_unique_by_groups(
  df,
  ar_svr_group = c("S.country", "vil.id"),
  svr_unique_identifier = "indi.id"
)

Arguments

df	dataframe input dataframe of interest
ar_svr_group	array string array of variables to group by
svr_unique_identifier	string variable that has the unique key of interest

Value

a dataframe with stats outputs.

Author(s)

Fan Wang, http://fanwangecon.github.io

References

https://fanwangecon.github.io/REconTools/reference/ff_summ_count_unique_by_groups.html https://github.com/FanWangEcon/REconTools/blob/master/R/ff_summ_count.R

Examples

df_uniques_count_by_vil <- ff_summ_count_unique_by_groups(df_hgt_wgt,
                         ar_svr_group=c('S.country', 'vil.id'),
                         svr_unique_identifier = 'indi.id')
print(df_uniques_count_by_vil, n=50)
df_uniques_count_by_mth <- ff_summ_count_unique_by_groups(df_hgt_wgt,
                         ar_svr_group=c('S.country', 'svymthRound'),
                         svr_unique_identifier = 'indi.id')
print(df_uniques_count_by_mth, n=50)
df_uniques_count_by_country <- ff_summ_count_unique_by_groups(df_hgt_wgt,
                         ar_svr_group=c('S.country'),
                         svr_unique_identifier = 'indi.id')
print(df_uniques_count_by_country)

FanWangEcon/REconTools documentation built on Jan. 21, 2022, 10:28 p.m.