Description Usage Arguments Value Examples
Calculate B-index
1 |
data |
A data frame of dichotomously scored test times |
items |
Raw column indices representing the test items |
cut_score |
A raw or percentage cut-score |
scale |
A character vector indicating whether the cut-score is 'raw' (default) or 'percent' |
Bindex B-index values for items on the test
1 |
# A tibble: 30 x 2
items b_index
<chr> <dbl>
1 L_1 0.167
2 L_2 0.0667
3 L_3 0.333
4 L_4 0.433
5 L_5 0.533
6 L_6 0.767
7 L_7 0.533
8 L_8 0.433
9 L_9 0.267
10 L_10 0.40
# … with 20 more rows
Warning message:
`funs()` is deprecated as of dplyr 0.8.0.
Please use a list of either functions or lambdas:
# Simple named list:
list(mean = mean, median = median)
# Auto named with `tibble::lst()`:
tibble::lst(mean, median)
# Using lambdas
list(~ mean(., trim = .2), ~ median(., na.rm = TRUE))
This warning is displayed once every 8 hours.
Call `lifecycle::last_warnings()` to see where this warning was generated.
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