apollo_longToWide {apollo}R Documentation

Converts data from long to wide format.

Description

Converts choice data from long to wide format, with one row per observation as opposed to one row per alternative/observation.

Usage

apollo_longToWide(longData, longToWide_settings)

Arguments

longData

data.frame. Data in long format.

longToWide_settings

List. Contains settings for this function. User input is required for all settings.

  • codealternative_column: Character. Name of column in long data that contains the names of the alternatives (either numeric or character).

  • codealternative_specific_attributes: Character vector. Names of columns in long data with attributes that vary across alternatives within an observation.

  • codechoice_column: Character. Name of column in long data that contains the choice.

  • codeID_column: Character. Name of column in long data that contains the ID of individuals.

  • codeobservation_column: Character. Name of column in long data that contains the observation index.

Value

Silently returns a data.frame with the wide format version of the data. An overview of the data is printed to screen.

[Package apollo version 0.2.8 Index]