Score scales of the standard normal chart, as a data frame

Returns the z, T, percentile, sten, stanine, grade and IQ scales of standard_normal_scales in the format standard_normal_custom takes, so you can start from them and change, remove or add scales.

Usage

standard_normal_scales_data()

Value

A data frame with the columns scale, z, z_end, label and colour, and one row per tick mark (z, T, percentile and IQ, with z_end and colour set to NA) or per band (sten, stanine and grade).

See also

standard_normal_custom

Examples

scales<-standard_normal_scales_data()
head(scales)
#>   scale  z z_end label colour
#> 1     z -4    NA    -4   <NA>
#> 2     z -3    NA    -3   <NA>
#> 3     z -2    NA    -2   <NA>
#> 4     z -1    NA    -1   <NA>
#> 5     z  0    NA     0   <NA>
#> 6     z  1    NA     1   <NA>
unique(scales$scale)
#> [1] "z"          "T"          "PERCENTILE" "STEN"       "STANINE"    "GRADE"      "IQ"