Reads all individual choice data files from a directory and concatenates
those files into a single data file. Files containing either "num" or "char"
will be read, with num indicating numeric data and char indicating character
data. for more information see output of SurveyApp
.
LoadData(data.dir, type)
A character string containing the directory to read from.
Character vector containing either num or char.
A data frame containg the full design and all the responses of the combined data files that where found. Different files are indicated by an ID variable.