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Observed SDy from monetary criterion data

Source: R/advanced-decision-support.R
sdy_observed.Rd

Computes the observed standard deviation of job performance in monetary or productivity units. This is the direct empirical counterpart to subjective SDy estimation methods.

Usage

sdy_observed(y, na.rm = TRUE)

Arguments

y

Numeric vector of monetary or productivity criterion values.

na.rm

Should missing values be removed?

Value

Observed SDy.

References

Holling, H. (1998). Utility analysis of personnel selection: An overview and empirical study based on objective performance measures. Methods of Psychological Research Online, 3(1), 5-24.

Examples

# Literature: Holling (1998).
sdy_observed(c(100, 120, 80, 150))
#> [1] 29.86079