Table of signs for 2^k factorial designs

This functions provides the table of signs for factorial designs with up to k = 10 factors

table_signs(k)

Arguments

tb

a data frame containing the output of the table2kunrep function

Value

a data.frame corresponding to the table of signs

Examples

# \donttest{
library(planex)
library(tidyverse)

table_signs(3)
#>   (1) A B C A:B A:C B:C A:B:C comb
#> 1   + - - -   +   +   +     -  (1)
#> 2   + + - -   -   -   +     +    a
#> 3   + - + -   -   +   -     +    b
#> 4   + + + -   +   -   -     -   ab
#> 5   + - - +   +   -   -     +    c
#> 6   + + - +   -   +   -     -   ac
#> 7   + - + +   -   -   +     -   bc
#> 8   + + + +   +   +   +     +  abc

# }