recode: Recodes negatively worded items

In vandenman/mokken: Conducts Mokken Scale Analysis

Description

Returns a matrix or data.frame with the indicated items recoded.

Usage

recode(X, items = NULL, values = defaultValues)

Arguments

X	matrix or data frame of numeric data containing the responses of nrow(X) respondents to ncol(X) items. Missing values are allowed
items	Vector of integers indicating the items to be recoded
values	Vector of possible item scores. By default the range of the observed values is taken

Details

The result is X for which columns items have been recoded.

Value

The result is X for which columns items have been recoded.

Author(s)

L. A. van der Ark [e-mail]

See Also

DS14, twoway

Examples

  data(DS14)
  
  # Handle missing data and recode negatively worded items
  X <- DS14[, 3 : 16]
  X <- twoway(X)
  X <- recode(X, c(1, 3))
  head(X)

vandenman/mokken documentation built on April 12, 2020, 4:06 a.m.