Question: Extract question data from .asc files

View source: R/Question.R

QuestionR Documentation

Extract question data from .asc files

Description

This function reads in data from question trials and calculates accuracy, response time, etc.

Usage

Question(
  data_list = NULL,
  maxtrial = 9999,
  Correct_Answ_Flag = "QUESTION_ANSWER",
  Answ_Button_Flag = "ENDBUTTON",
  summary = TRUE
)

Arguments

data_list

Input of data files to be processed. This can be specified in three ways:

  1. a directory that contains all the files (it will select all files ending with ".asc", and order them by participant number, if present).

  2. Directory to a txt file that contains all the .asc data file names inside: e.g., data_list= "C:/My Data/data_list.txt". In the .txt file, the directory for each .asc data file should appear on a separate row, e.g.: C:/My Data/subject1.asc /n C:/My Data/subject2.asc

  3. A directory to a single .asc file: e.g., data_list= "C:/My Data/subject1.asc".

maxtrial

Maximum number of trials in the experiment (default= 9999)

Correct_Answ_Flag

Name of the message flag in the data which indicates what the correct answer was (default= "QUESTION_ANSWER"; Umass convention)

Answ_Button_Flag

Name of the message flag in the data which indicates the answer button press (default= "ENDBUTTON"; Umass convention)

summary

a logical indicating whether to print average accuracy per subject (default= TRUE)

Author(s)

Martin R. Vasilev


martin-vasilev/EMreading documentation built on June 23, 2024, 7:38 p.m.