View source: R/desc_stats_by_group.R
desc_stats_by_group | R Documentation |
Returns descriptive statistics by group
desc_stats_by_group( data = NULL, var_for_stats = NULL, grouping_vars = NULL, stats = "all", sigfigs = NULL, cols_to_round = NULL )
data |
a data object (a data frame or a data.table) |
var_for_stats |
name of the variable for which descriptive statistics will be calculated |
grouping_vars |
name(s) of grouping variables |
stats |
statistics to calculate. If |
sigfigs |
number of significant digits to round to |
cols_to_round |
names of columns whose values will be rounded |
the output will be a data.table showing descriptive statistics of the variable for each of the groups formed by the grouping variables.
desc_stats_by_group(data = mtcars, var_for_stats = "mpg", grouping_vars = c("vs", "am")) desc_stats_by_group(data = mtcars, var_for_stats = "mpg", grouping_vars = c("vs", "am"), sigfigs = 3) desc_stats_by_group(data = mtcars, var_for_stats = "mpg", grouping_vars = c("vs", "am"), stats = "basic", sigfigs = 2) desc_stats_by_group(data = mtcars, var_for_stats = "mpg", grouping_vars = c("vs", "am"), stats = "basic", sigfigs = 2, cols_to_round = "all") desc_stats_by_group(data = mtcars, var_for_stats = "mpg", grouping_vars = c("vs", "am"), stats = c("mean", "median"), sigfigs = 2, cols_to_round = "all")
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