Calculate Accuracy

Source: R/calc_accuracy.R

Calculates accuracy and related metrics.

calc_accuracy(tabble)

Arguments

tabble

A frequency table created with table

Value

A tibble with the corresponding statistics

Details

Calculates accuracy, lower and upper bounds, the guessing rate and p-value of the accuracy vs. the guessing rate. This function is called by confusion_matrix, but if this is all you want, you can simply supply the table to this function.

See also

binom.test

Examples

p = sample(letters[1:4], 250, replace = TRUE, prob = 1:4)
o = sample(letters[1:4], 250, replace = TRUE, prob = 1:4)
calc_accuracy(table(p, o))
#> # A tibble: 1 x 5
#>   Accuracy `Accuracy LL` `Accuracy UL` `Accuracy Guessing` `Accuracy P-value`
#>      <dbl>         <dbl>         <dbl>               <dbl>              <dbl>
#> 1    0.232         0.181         0.289               0.412               1.00