openintro (version 2.4.0)

CT2DF: Contingency Table to Data Frame

Description

Take a 2D contingency table and create a data frame representing the individual cases.

Usage

CT2DF(x, rn = row.names(x), cn = colnames(x), dfn = c("row.var", "col.var"))

Value

A data frame with two columns.

Arguments

x

Contingency table as a matrix.

rn

Character vector of the row names.

cn

Character vector of the column names.

dfn

Character vector with 2 values for the variable representing the rows and columns.

Author

David Diez

See Also

MosaicPlot

Examples

a <- matrix(
  c(459, 727, 854, 385, 99, 4198, 6245, 4821, 1634, 578),
  2,
  byrow = TRUE
)
b <-
  CT2DF(
    a,
    c("No", "Yes"),
    c("Excellent", "Very good", "Good", "Fair", "Poor"),
    c("coverage", "health_status")
  )
table(b)