Alertness example data — kornbrot_table1 • rankdifferencetest

An example dataset as seen in table 1 from Kornbrot (1990) . The time per problem was recorded for each subject under placebo and drug conditions for the purpose of measuring alertness.

Usage

data(kornbrot_table1)

Format

A data frame with 13 rows and 3 variables:

subject: Subject identifier
placebo: The time required to complete a task under the placebo condition
drug: The time required to complete a task under the drug condition

Source

Kornbrot DE (1990). “The rank difference test: A new and meaningful alternative to the Wilcoxon signed ranks test for ordinal data.” British Journal of Mathematical and Statistical Psychology, 43(2), 241–264. ISSN 00071102, doi:10.1111/j.2044-8317.1990.tb00939.x .

Examples

library(rankdifferencetest)
kornbrot_table1
#>    subject placebo drug
#> 1        1     4.6  2.9
#> 2        2     4.3  2.8
#> 3        3     6.7 12.0
#> 4        4     5.8  3.8
#> 5        5     5.0  5.9
#> 6        6     4.2  6.5
#> 7        7     6.0  3.3
#> 8        8     2.0  2.3
#> 9        9     2.6  2.1
#> 10      10    10.0 14.3
#> 11      11     3.4  2.4
#> 12      12     7.1 14.0
#> 13      13     8.6  4.9