[R] Designing a Fractional Factorial Design in R
bgunter@4567 @end|ng |rom gm@||@com
Wed Apr 29 23:51:58 CEST 2020
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On Wed, Apr 29, 2020 at 2:39 PM Rahul Chakraborty <chakrarahul using gmail.com> wrote:
> Dear all,
> Presently I am working on designing a questionnaire for my discrete choice
> experiment. I intend to use R for the "fractional factorial design". I have
> the following objective-
> The respondent has to choose one out of 4 objects. Each of the 4 objects
> are classified by 5 different attributes. However, the levels are not the
> same under each of the objects. For example, the table below displays first
> three attributes and corresponding values of levels.
> Object1 Object2 Object3
> Attribute1 100 80, 100, 120 120, 140, 160
> 120, 140, 160
> Attribute2 100,80,120 100,80,60,40 80,60,40
> 75, 50, 25
> Atrribute3 100 100 100,75
> 75, 50, 20, 10
> In this scenario, as you can see the number and values of levels for each
> attribute may vary across different objects. Given this scenario which
> package should I use to implement a fractional factorial design? Any help
> would be highly appreciated.
> Thanking you,
> -- Regards,
> Rahul Chakraborty
> Research Fellow
> National Institute of Public Finance and Policy
> New Delhi- 110067
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