Calculate Summary Statistics

Calculate summary statistics from a <data.frame> by group. Currently supports the mean, median and standard deviation.

Usage

calc_summary_stats(samples, summarise_by = NULL)

Arguments

samples

A data.table containing at least a value variable

summarise_by

A character vector of variables to group by.

Value

A data.table containing the upper and lower bounds for the specified credible interval

Examples

samples <- data.frame(value = 1:10, type = "car")
# default
calc_summary_stats(samples)
#>    median  mean      sd
#>     <num> <num>   <num>
#> 1:    5.5   5.5 3.02765
#  by type
calc_summary_stats(samples, summarise_by = "type")
#>      type median  mean      sd
#>    <char>  <num> <num>   <num>
#> 1:    car    5.5   5.5 3.02765