Return to the Need for Cognition Scale page
						THE NEED FOR COGNITION SCALE - 18 item format

Script Author: Katja Borchert, Ph.D. ( for Millisecond Software, LLC
Date: 11-08-2012
last updated: 01-20-2016 by K.Borchert ( for Millisecond Software LLC

Copyright © 01-20-2016 Millisecond Software


This script implements the 18 item Need for Cognition Scale by
Cacioppo,J.T., Petty,R.E. & Kao, C.F (1984). The efficient assessment of need for cognition. Journal of 
Personality Assessment, 48, 306-307.

participant works on 18 questions. Each question has 9 answer choices, ranging from very strong
agreement to very strong disagreement.

The default data stored in the data files are:

(1) Raw data file: 'NCS.iqdat'

date, time, group, subject:		date and time script was run with the current group/subjectnumber 
build:							the Inquisit build 

q*_response:					response given (in assigned values)
q*_latency:						how much time (in ms) the participant spent on the surveypage with this particular question (the last time this particular surveypage was visited)

(2) Summary data file: 'NeedCognitionScale_summary*.iqdat' (a separate file for each participant)

script.startdate:				date script was run
script.starttime:				time script was started
script.subjectid:				subject id number
script.groupid:					group id number
script.elapsedtime:				time it took to run script (in ms)
computer.platform:				the platform the script was run on
/completed:						0 = script was not completed (prematurely aborted); 1 = script was completed (all conditions run)

Summarydata for each participant: file saves the totalscore as well as the 
number of missed items and the individual missed items (if answering the questions is not required which it is by default)

1) Questions:
18 questions total, 2 questions per page

2) Required Responses:
By default the answer to each question is required (Go to QUESTIONS and edit each individual

instructions for the questions are not originals; they can be changed under
VALUES-> EDITABLE PARAMETERS -> parameters.instructions

check below for (relatively) easily editable parameters, stimuli, instructions etc. 
Keep in mind that you can use this script as a template and therefore always "mess" with the entire code to further customize your experiment.

The parameters you can change are:

/instructions:			the wording used in instructions

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