racen.Rd
Takes character input and returns standard yspec numeric value for Race
racen(racec)
the standard yspec numeric value for the inputted Race character
racen("WHITE") # 1
#> [1] 1
racen("BLACK") # 2
#> [1] 2
racen("ASIAN") # 3
#> [1] 3
racen("OTHER") # 4
#> [1] 4
racen("UNKNOWN") # -999
#> [1] -999