Search found 3 matches

by julian0309
Sat Jun 10, 2023 12:18 am
Forum: General questions about choice experiments
Topic: Randomized choice tasks data setup
Replies: 1
Views: 18782

Randomized choice tasks data setup

Hello,

I have a choice experiment data where the order of choice tasks is randomized.
'choice' is recorded responses ignoring the randomization, and 'random' shows to which choice task (chtk) the recorded choices correspond. 'new' is the new choice variable I'm trying to construct. For example ...
by julian0309
Wed Feb 08, 2023 10:52 pm
Forum: Support for Ngene Desktop (v1.x)
Topic: efficient design error?
Replies: 3
Views: 10162

Re: efficient design error?

Hello Michiel,

Thank you so much for your feedback. This is super helpful!
I have a follow-up question if you don't mind.
If I want to introduce interactions between Fish and Cook, and Fish and Type, is the coding below correct?

Design
;alts = a*, b*, sq
;rows = 12
;eff = (mnl,d)
;model:
U(a ...
by julian0309
Tue Feb 07, 2023 10:19 pm
Forum: Support for Ngene Desktop (v1.x)
Topic: efficient design error?
Replies: 3
Views: 10162

efficient design error?

Hello,

When I run the code below, attribute level 2 is always paired with another level 2. For example, fish(2) is always paired with fish(2) for alternatives a and b.

Could someone tell me what's going on and how to fix this issue?

Thank you.

Julian


Design
;alts = a, b, sq
;rows = 12
;eff ...