use crate::types::{ErrorKind, Value};
use super::stat_helpers::collect_nums;
use super::var_s::sample_variance;
pub fn var_fn(args: &[Value]) -> Value {
if args.is_empty() {
return Value::Error(ErrorKind::NA);
}
let nums = collect_nums(args);
sample_variance(&nums)
}
#[cfg(test)]
mod tests;